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Finance Calculators
Mortgage, loan, investing, retirement, savings, tax, income, and debt payoff tools.
Mortgage CalculatorHome loansEstimate monthly mortgage payments with taxes, insurance, HOA dues, and full loan cost.Mortgage Payment CalculatorHome loansCalculate principal and interest payments for a fixed-rate mortgage.Mortgage Amortization CalculatorHome loansSee how mortgage payments split between principal and interest over time.Mortgage Payoff CalculatorHome loansEstimate how extra payments can shorten a mortgage and reduce interest.Mortgage Refinance CalculatorHome loansCompare refinance payment savings, break-even timing, and total interest.Home Affordability CalculatorHome loansEstimate a comfortable home budget from income, debt, down payment, and interest rate.House Payment CalculatorHome loansEstimate full monthly housing cost including mortgage, tax, insurance, and HOA.Rent vs Buy CalculatorHome loansCompare long-term renting and buying scenarios with growth assumptions.Down Payment CalculatorHome loansPlan how much to save each month for a target home down payment.Property Tax CalculatorHome loansEstimate annual and monthly property tax from assessed value and tax rate.PMI CalculatorHome loansEstimate private mortgage insurance and its effect on your monthly housing payment.HELOC Payment CalculatorHome loansEstimate interest-only or repayment payments for a home equity line of credit.Home Equity Loan CalculatorHome loansCalculate payments and total interest for a fixed home equity loan.Loan CalculatorLoansCalculate monthly payment, total interest, and payoff date for a fixed-rate loan.Personal Loan CalculatorLoansEstimate payments for unsecured personal loans with a fixed APR.Debt Consolidation CalculatorLoansCompare a consolidation loan with current debt payments and interest.Student Loan Payoff CalculatorLoansEstimate payoff time for student debt with fixed monthly payments.Auto Loan CalculatorLoansCalculate car payment from price, down payment, trade-in, APR, and term.Car Payment CalculatorLoansEstimate monthly vehicle payments and total financing cost.Auto Lease CalculatorLoansEstimate lease-style monthly cost using vehicle value, term, and rate assumptions.Boat Loan CalculatorLoansEstimate boat financing payments, total interest, and payoff schedule.RV Loan CalculatorLoansCalculate RV loan payments with term, APR, and financed amount.Business Loan CalculatorLoansEstimate business loan payment, total interest, and repayment timeline.SBA Loan CalculatorLoansModel SBA loan payments and long-term borrowing cost.Balloon Loan CalculatorLoansEstimate regular payments and remaining balloon balance on a loan.Simple Interest Loan CalculatorLoansCalculate interest cost with the simple interest formula.APR CalculatorLoansEstimate annual percentage rate and compare borrowing cost.APY CalculatorSavingsConvert nominal interest and compounding frequency into annual percentage yield.Compound Interest CalculatorInvestingProject long-term growth with compounding and recurring contributions.Investment CalculatorInvestingEstimate investment growth from starting balance, contributions, rate, and time.Return on Investment CalculatorInvestingCalculate ROI from starting value, ending value, income, and costs.Annualized Return CalculatorInvestingConvert total investment gain into an annualized return estimate.Stock Profit CalculatorInvestingCalculate stock gain or loss after buy price, sell price, shares, and fees.Dividend CalculatorInvestingProject dividend income and reinvested portfolio growth.Dividend Yield CalculatorInvestingCalculate dividend yield from annual dividends and share price.DRIP CalculatorInvestingEstimate dividend reinvestment growth over time.Dollar Cost Averaging CalculatorInvestingModel recurring investment contributions across a chosen time horizon.Capital Gains Tax CalculatorInvestingEstimate capital gains and tax impact from investment sale proceeds.Bond CalculatorInvestingEstimate present value of a bond from face value, coupon, rate, and term.Bond Yield CalculatorInvestingEstimate bond return from price, coupon, face value, and years to maturity.Present Value CalculatorInvestingDiscount a future cash amount back to today's value.Future Value CalculatorInvestingProject the future value of a current amount with annual growth.Net Present Value CalculatorInvestingEstimate project value by discounting future cash flows.Internal Rate of Return CalculatorInvestingEstimate the implied return of an investment based on cash flows.Retirement CalculatorRetirementProject retirement savings from current balance, monthly contributions, and return.401k CalculatorRetirementEstimate 401(k) growth with employee contributions and employer match.IRA CalculatorRetirementProject traditional or Roth IRA savings growth over time.Roth IRA CalculatorRetirementEstimate Roth IRA balance growth from contributions and assumed return.Retirement Withdrawal CalculatorRetirementEstimate sustainable monthly withdrawals from a retirement balance.Annuity CalculatorRetirementCalculate fixed annuity payments from balance, rate, and payout term.Pension CalculatorRetirementEstimate pension-style monthly payments from a present value.FIRE CalculatorRetirementEstimate time to financial independence from savings rate and investment return.Savings CalculatorSavingsEstimate savings growth from deposits, interest, and time.Savings Goal CalculatorSavingsCalculate the monthly savings needed to reach a target amount.Emergency Fund CalculatorSavingsPlan an emergency fund target and monthly contribution schedule.CD CalculatorSavingsEstimate certificate of deposit maturity value and interest earned.Money Market CalculatorSavingsProject money market account growth with deposits and APY.Interest CalculatorSavingsCalculate simple interest earned or owed over time.Daily Interest CalculatorSavingsEstimate interest accrued per day from principal and rate.Credit Card Payoff CalculatorDebtCalculate payoff time and interest cost for credit card debt.Credit Card Interest CalculatorDebtEstimate monthly and total interest on revolving credit card balances.Minimum Payment CalculatorDebtSee how long minimum payments can take to clear debt.Debt Payoff CalculatorDebtEstimate payoff timeline for a balance using fixed monthly payments.Debt Snowball CalculatorDebtModel a debt payoff strategy using focused extra payments.Debt-to-Income Ratio CalculatorDebtCalculate DTI from gross monthly income and monthly debt payments.Budget CalculatorBudgetingCompare income and expenses to estimate surplus, savings rate, and margin.Savings Rate CalculatorBudgetingCalculate the percentage of income saved after expenses.Net Worth CalculatorBudgetingEstimate net worth by subtracting liabilities from assets.Salary CalculatorIncomeConvert salary, taxes, and deductions into take-home income estimates.Hourly to Salary CalculatorIncomeConvert hourly wage and weekly hours into annual income.Salary to Hourly CalculatorIncomeConvert annual salary into hourly wage equivalents.Paycheck CalculatorIncomeEstimate net paycheck after deductions and withholding assumptions.Overtime CalculatorIncomeEstimate overtime pay from hourly wage, hours, and multiplier.Commission CalculatorIncomeCalculate commission income from sales amount and commission rate.Inflation CalculatorEconomyEstimate future cost or lost purchasing power from inflation.CPI Inflation CalculatorEconomyEstimate inflation-adjusted value over a selected period.Sales Tax CalculatorTaxesCalculate final price and tax amount from price and sales tax rate.Income Tax CalculatorTaxesEstimate tax and after-tax income from taxable income and rate.VAT CalculatorTaxesAdd or remove value-added tax from a transaction amount.Tip CalculatorEveryday financeCalculate tip amount, total bill, and per-person split.Split Bill CalculatorEveryday financeSplit a bill with tax and tip across multiple people.Profit Margin CalculatorBusinessCalculate gross profit, margin percentage, and markup.Markup CalculatorBusinessCalculate selling price from cost and markup percentage.Break-Even CalculatorBusinessEstimate units or revenue needed to cover fixed and variable costs.Business Revenue CalculatorBusinessEstimate revenue, cost, profit, and margin from business inputs.
Health Calculators
BMI, calories, nutrition, pregnancy, heart rate, sleep, fitness, and wellness calculators.
BMI CalculatorBody metricsCalculate body mass index from height and weight with adult BMI category guidance.Body Fat CalculatorBody metricsEstimate body fat percentage using common circumference-based methods.Body Mass CalculatorBody metricsReview body mass relative to height and common adult reference ranges.Lean Body Mass CalculatorBody metricsEstimate lean body mass from weight and body fat percentage.Ideal Weight CalculatorBody metricsEstimate ideal body weight using common reference formulas.Adjusted Body Weight CalculatorBody metricsEstimate adjusted body weight from actual and ideal body weight.Waist-to-Hip Ratio CalculatorBody metricsCalculate waist-to-hip ratio and review screening context.Waist-to-Height Ratio CalculatorBody metricsCompare waist circumference with height for a simple health ratio.BMR CalculatorCalories and nutritionEstimate basal metabolic rate using the Mifflin-St Jeor equation.Calorie CalculatorCalories and nutritionEstimate daily calories for maintenance, weight loss, or weight gain.TDEE CalculatorCalories and nutritionCalculate total daily energy expenditure from BMR and activity level.Macro CalculatorCalories and nutritionConvert a calorie target into protein, carbs, and fat grams.Protein CalculatorCalories and nutritionEstimate daily protein needs from body weight and goal.Carbohydrate CalculatorCalories and nutritionEstimate carbohydrate grams from calorie and macro targets.Fat Intake CalculatorCalories and nutritionEstimate daily fat grams from calories and macro percentage.Water Intake CalculatorCalories and nutritionEstimate daily water intake from body weight and activity.Weight Loss CalculatorCalories and nutritionEstimate calorie targets and timeline for weight loss goals.Weight Gain CalculatorCalories and nutritionEstimate calorie surplus and timeline for weight gain goals.Pregnancy CalculatorPregnancyEstimate due date and pregnancy timeline from last menstrual period.Due Date CalculatorPregnancyCalculate an estimated due date from LMP or conception timing.Conception CalculatorPregnancyEstimate likely conception timing from due date or LMP.Gestational Age CalculatorPregnancyEstimate gestational age in weeks and days from LMP.Ovulation CalculatorPregnancyEstimate ovulation day and fertile window from cycle length.Fertility CalculatorPregnancyEstimate fertile window dates from menstrual cycle information.Period CalculatorPregnancyPredict next period and cycle timing from average cycle length.Heart Rate CalculatorHeart and vitalsEstimate maximum heart rate and exercise training zones.Target Heart Rate CalculatorHeart and vitalsCalculate target heart rate zones for cardio training.Resting Heart Rate CalculatorHeart and vitalsReview resting heart rate against general adult ranges.Blood Pressure CalculatorHeart and vitalsClassify blood pressure readings using common adult thresholds.MAP CalculatorHeart and vitalsCalculate mean arterial pressure from systolic and diastolic blood pressure.Pulse Pressure CalculatorHeart and vitalsCalculate pulse pressure from systolic and diastolic readings.Running Pace CalculatorFitnessCalculate running pace, speed, and finish-time estimates.Walking Pace CalculatorFitnessCalculate walking pace and estimated completion time.Cycling Pace CalculatorFitnessEstimate cycling speed, pace, and ride time from distance.Steps to Miles CalculatorFitnessConvert steps to miles or kilometers using stride length.Calories Burned CalculatorFitnessEstimate calories burned from activity, body weight, and duration.One Rep Max CalculatorFitnessEstimate one-rep max from lifted weight and repetitions.VO2 Max CalculatorFitnessEstimate VO2 max using simple heart-rate and fitness inputs.Sleep CalculatorSleepEstimate bedtime or wake time from sleep cycles and target duration.Sleep Cycle CalculatorSleepPlan wake times around typical 90-minute sleep cycles.Bedtime CalculatorSleepFind a bedtime from desired wake time and sleep duration.Age CalculatorEveryday healthCalculate exact age from a birth date with years, months, days, total days, and next-birthday timing.Height ConverterEveryday healthConvert height between feet, inches, centimeters, and meters.Weight ConverterEveryday healthConvert body weight between pounds, kilograms, and stones.Temperature ConverterEveryday healthConvert body temperature between Fahrenheit and Celsius.Medication Dosage CalculatorMedical mathCalculate weight-based dosage math for educational checking.Pediatric Dose CalculatorMedical mathEstimate weight-based pediatric dose math for educational use.IV Drip Rate CalculatorMedical mathCalculate IV drip rate from volume, time, and drop factor.Creatinine Clearance CalculatorMedical mathEstimate creatinine clearance using common clinical math.eGFR CalculatorMedical mathEstimate kidney filtration using simplified educational inputs.Child Growth Percentile CalculatorMedical mathEstimate child growth percentile context from age and measurement.Smoking Pack Years CalculatorRisk and wellnessCalculate smoking pack-years from packs per day and years smoked.Alcohol Unit CalculatorRisk and wellnessEstimate alcohol units from drink volume and alcohol percentage.Caffeine CalculatorRisk and wellnessEstimate caffeine intake by body weight and serving amount.
Math Calculators
Arithmetic, percentages, fractions, algebra, geometry, probability, and number tools.
Basic CalculatorArithmeticPerform addition, subtraction, multiplication, and division with instant results.Addition CalculatorArithmeticAdd two numbers and review the arithmetic result.Subtraction CalculatorArithmeticSubtract one number from another with a clear result display.Multiplication CalculatorArithmeticMultiply two values and see the product instantly.Division CalculatorArithmeticDivide numbers and review quotient, remainder-style context, and decimal result.Long Division CalculatorArithmeticCalculate division results and understand quotient relationships.Remainder CalculatorArithmeticFind quotient and remainder for integer-style division.Modulo CalculatorArithmeticCalculate modulo remainder for number theory and programming math.Percentage CalculatorPercentagesCalculate percentages, increases, decreases, and percent values.Percent Change CalculatorPercentagesCalculate percent increase or decrease between two values.Percent Error CalculatorPercentagesEstimate percent error from expected and observed values.Discount CalculatorPercentagesCalculate a percentage discount and final amount.Fraction CalculatorFractionsAdd, subtract, multiply, divide, simplify, and convert fractions.Simplify Fraction CalculatorFractionsReduce a fraction to lowest terms using the greatest common divisor.Mixed Number CalculatorFractionsConvert between improper fractions, mixed numbers, and decimals.Decimal to Fraction CalculatorFractionsConvert a decimal value into a simplified fraction.Fraction to Decimal CalculatorFractionsConvert numerator and denominator into a decimal result.Ratio CalculatorRatiosSimplify ratios and scale proportional values.Proportion CalculatorRatiosSolve proportional relationships and missing values.Unit Rate CalculatorRatiosCalculate rate per unit for price, speed, density, or productivity.Rule of Three CalculatorRatiosSolve direct proportion problems using the rule of three.Average CalculatorStatisticsCalculate mean, total, count, and range from a set of values.Mean CalculatorStatisticsFind the arithmetic mean of a group of numbers.Median CalculatorStatisticsEstimate median-style midpoint context from summary values.Mode CalculatorStatisticsReview repeated-value style summary context for a number set.Range CalculatorStatisticsCalculate the spread between minimum and maximum values.Standard Deviation CalculatorStatisticsEstimate spread and variability from a group of values.Probability CalculatorProbabilityCalculate probability from favorable and total outcomes.Odds CalculatorProbabilityConvert probability into odds and complement probability.Permutation CalculatorProbabilityCalculate ordered arrangements from n items taken r at a time.Combination CalculatorProbabilityCalculate unordered selections from n items taken r at a time.Factorial CalculatorProbabilityCalculate factorial values used in counting problems.Algebra CalculatorAlgebraSolve common algebra expressions and isolate unknown values.Linear Equation CalculatorAlgebraSolve equations in the form ax plus b equals c.Quadratic Formula CalculatorAlgebraSolve quadratic equations using the quadratic formula.Quadratic Equation CalculatorAlgebraFind real roots, discriminant, and vertex context for quadratic equations.System of Equations CalculatorAlgebraSolve a two-variable linear system using determinant math.Slope CalculatorAlgebraCalculate slope and line-change relationships from values.Intercept CalculatorAlgebraEstimate intercept-style linear equation results.Inequality CalculatorAlgebraSolve simple one-variable inequality-style expressions.Exponent CalculatorPowers and rootsCalculate powers from a base and exponent.Square CalculatorPowers and rootsSquare a number and review the power result.Cube CalculatorPowers and rootsCube a number and review repeated multiplication.Power CalculatorPowers and rootsEvaluate a base raised to an exponent with power details.Square Root CalculatorPowers and rootsCalculate square root and related power values.Cube Root CalculatorPowers and rootsCalculate cube root and nth-root relationships.Nth Root CalculatorPowers and rootsCalculate any positive nth root of a value.Log CalculatorPowers and rootsCalculate logarithms using any positive base.Natural Log CalculatorPowers and rootsCalculate natural logarithm values and exponential context.Triangle CalculatorGeometryCalculate triangle area, perimeter, and right-triangle relationships.Right Triangle CalculatorGeometryCalculate hypotenuse, area, and perimeter for right triangles.Pythagorean Theorem CalculatorGeometryFind a right triangle side using the Pythagorean theorem.Circle CalculatorGeometryCalculate circle area, circumference, radius, and diameter relationships.Area CalculatorGeometryCalculate area for common two-dimensional shapes.Perimeter CalculatorGeometryCalculate perimeter around common shapes.Rectangle CalculatorGeometryCalculate rectangle area, perimeter, and diagonal.Square Area CalculatorGeometryCalculate square area and perimeter from side length.Polygon CalculatorGeometryEstimate polygon area and perimeter relationships.Volume CalculatorGeometryCalculate volume for common three-dimensional shapes.Surface Area CalculatorGeometryEstimate surface area context from three-dimensional dimensions.Cylinder Volume CalculatorGeometryCalculate cylinder volume from radius and height.Sphere Volume CalculatorGeometryCalculate sphere volume from radius with cubic-unit context.Cone Volume CalculatorGeometryCalculate cone-style volume from radius, height, and one-third prism relationships.Arithmetic Sequence CalculatorSequencesFind nth term and sum context for arithmetic sequences.Geometric Sequence CalculatorSequencesEstimate geometric-style sequence growth from starting values.Sequence CalculatorSequencesCalculate sequence terms and pattern summaries.Matrix CalculatorAdvanced mathCalculate determinant and inverse-style values for a 2x2 matrix.Determinant CalculatorAdvanced mathCalculate the determinant of a two-by-two matrix.Prime Number CalculatorNumber theoryTest whether an integer is prime and review factor context.GCF CalculatorNumber theoryFind greatest common factor context for integer values.LCM CalculatorNumber theoryFind least common multiple context for integer values.Scientific Notation CalculatorNumber theoryConvert large or small values into scientific notation-style powers.
Construction Calculators
Material estimating tools for concrete, roofing, paint, flooring, drywall, and project costs.
Concrete CalculatorConcrete and masonryEstimate concrete volume in cubic yards for slabs, pads, and flatwork.Concrete Slab CalculatorConcrete and masonryCalculate concrete yardage for a rectangular slab with waste allowance.Concrete Footing CalculatorConcrete and masonryEstimate concrete volume for continuous footings and trenches.Concrete Column CalculatorConcrete and masonryEstimate concrete volume for round or rectangular column-style pours.Rebar CalculatorConcrete and masonryEstimate rebar quantity, spacing, and project material cost.Brick CalculatorConcrete and masonryEstimate brick count for walls using area and brick coverage.Block CalculatorConcrete and masonryEstimate concrete block count for masonry walls.Mortar CalculatorConcrete and masonryEstimate mortar quantity and material cost for masonry work.Asphalt CalculatorSitework and landscapeEstimate asphalt tonnage for driveways, parking lots, and paving projects.Gravel CalculatorSitework and landscapeEstimate gravel volume and tons from area and depth.Crushed Stone CalculatorSitework and landscapeCalculate crushed stone quantity for base, drainage, and landscaping.Sand CalculatorSitework and landscapeEstimate sand volume for pavers, bedding, and fill projects.Topsoil CalculatorSitework and landscapeEstimate topsoil volume from coverage area and depth.Mulch CalculatorSitework and landscapeEstimate mulch cubic yards for landscape beds.Excavation CalculatorSitework and landscapeEstimate excavation volume from length, width, and depth.Fill Dirt CalculatorSitework and landscapeCalculate fill dirt volume required for grading or leveling.Paint CalculatorInterior finishesEstimate paint gallons from wall area, coats, openings, and coverage.Wallpaper CalculatorInterior finishesEstimate wallpaper roll coverage from wall area and roll yield.Drywall CalculatorInterior finishesEstimate drywall sheets, screws, joint compound, and waste.Drywall Mud CalculatorInterior finishesEstimate joint compound needs from drywall sheet count.Flooring CalculatorInterior finishesEstimate flooring square footage with waste for cuts and layout.Carpet CalculatorInterior finishesEstimate carpet area and material quantity from room dimensions.Tile CalculatorInterior finishesEstimate tile count from area, tile size, and waste percentage.Grout CalculatorInterior finishesEstimate grout quantity from tile area and joint assumptions.Roofing CalculatorRoofing and exteriorEstimate roof squares, bundles, and material needs.Roof Pitch CalculatorRoofing and exteriorCalculate roof pitch, slope percentage, and angle from rise and run.Shingle CalculatorRoofing and exteriorEstimate shingle bundles from roof area and waste.Siding CalculatorRoofing and exteriorEstimate siding square footage from wall dimensions and openings.Gutter CalculatorRoofing and exteriorEstimate gutter length and material cost around roof edges.Decking CalculatorFraming and carpentryEstimate decking boards, deck area, and waste allowance.Fence CalculatorFraming and carpentryEstimate fence posts, panels, rails, and spacing.Stud CalculatorFraming and carpentryEstimate wall studs from wall length and stud spacing.Plywood CalculatorFraming and carpentryEstimate plywood sheet count from area and waste allowance.Lumber CalculatorFraming and carpentryEstimate lumber quantity and material cost.Stair CalculatorFraming and carpentryCalculate stair risers, treads, actual riser height, and run.Ramp Slope CalculatorFraming and carpentryCalculate ramp slope percentage and angle from rise and run.Pipe Volume CalculatorPlumbing and utilitiesEstimate pipe fluid volume from diameter and length.Tank Volume CalculatorPlumbing and utilitiesEstimate tank volume and gallons from dimensions.Insulation CalculatorEnergy and estimatingEstimate insulation square footage for walls and ceilings.BTU CalculatorEnergy and estimatingEstimate heating or cooling load using area-based assumptions.Construction Cost CalculatorEnergy and estimatingEstimate project material cost from quantity, unit cost, and waste.
AI Tools Calculators
Token, API cost, context, embeddings, RAG, GPU, latency, and automation planning tools.
AI Token CalculatorTokens and pricingEstimate LLM input, output, and total API cost from token volume and model pricing.ChatGPT Cost CalculatorTokens and pricingCalculate monthly chat or assistant cost from requests, token usage, and blended model prices.AI API Cost CalculatorTokens and pricingPlan AI API budgets using request volume, input tokens, output tokens, and per-million pricing.Prompt Token CalculatorTokens and pricingEstimate prompt tokens from words or text length before sending content to an AI model.Context Window CalculatorTokens and pricingCheck how much room remains for retrieved context and model output within a context window.LLM Pricing Comparison CalculatorTokens and pricingCompare model pricing scenarios with input tokens, output tokens, and monthly request volume.Embedding Cost CalculatorEmbeddings and RAGEstimate embedding generation cost for documents, products, tickets, and knowledge bases.Vector Database Storage CalculatorEmbeddings and RAGCalculate vector storage size from record count, embedding dimensions, and index overhead.RAG Chunk CalculatorEmbeddings and RAGEstimate retrieval chunk count from document tokens, chunk size, and chunk overlap.AI Search Cost CalculatorEmbeddings and RAGEstimate answer cost for AI search using query volume, retrieved chunks, and model pricing.Prompt Compression CalculatorEmbeddings and RAGCalculate token savings from prompt compression, summarization, and context filtering.Fine-Tuning Cost CalculatorTraining and evaluationEstimate fine-tuning cost from training tokens, epochs, and provider training price.AI Dataset Size CalculatorTraining and evaluationCalculate dataset token volume from examples, average tokens, and validation split.AI Training Time CalculatorTraining and evaluationEstimate model training or fine-tuning duration from token volume, epochs, and throughput.AI Evaluation Sample Size CalculatorTraining and evaluationEstimate how many examples to review for model accuracy, pass rate, or safety checks.AI Image Cost CalculatorMedia generationCalculate AI image generation cost from image count, resolution tier, and price per image.AI Video Cost CalculatorMedia generationEstimate AI video generation cost using clip count, duration, and price per second.AI Audio Transcription CalculatorMedia generationCalculate speech-to-text cost from audio minutes and transcription price.Text to Speech Cost CalculatorMedia generationEstimate text-to-speech narration cost from character count and voice model pricing.AI Translation Cost CalculatorMedia generationEstimate localization cost from word count, language count, and AI translation price.AI Agent Cost CalculatorAgents and automationEstimate multi-step AI agent cost from task volume, steps, tokens, and blended pricing.AI Automation ROI CalculatorAgents and automationCalculate monthly net savings and payback from AI automation time savings and operating cost.AI Content Generation Time CalculatorAgents and automationEstimate hours saved when AI drafts content and humans review or edit the output.AI Moderation Cost CalculatorAgents and automationCalculate content moderation cost from item volume, token size, and model price.GPU Cost CalculatorInfrastructure and performanceEstimate GPU infrastructure spend from GPU count, runtime hours, and hourly price.AI Inference Latency CalculatorInfrastructure and performanceEstimate response latency from first-token time, output tokens, and tokens per second.AI Batch Processing CalculatorInfrastructure and performanceEstimate batch job runtime and token volume for offline AI processing workflows.Model Throughput CalculatorInfrastructure and performanceCalculate approximate AI request capacity from concurrency and average seconds per request.
Crypto Calculators
Profit, DCA, staking, mining, gas, leverage, DeFi, tax, and portfolio calculators.
Crypto Profit CalculatorTrading and profitCalculate crypto profit, loss, ROI, break-even, and trading fees from buy and sell prices.Bitcoin Profit CalculatorTrading and profitEstimate Bitcoin trade profit or loss from BTC amount, entry price, exit price, and fees.Crypto ROI CalculatorTrading and profitCalculate crypto return on investment, profit, and investment multiple.Crypto Average Cost CalculatorTrading and profitFind your average crypto cost basis from multiple buys and invested amounts.Crypto DCA CalculatorTrading and profitEstimate dollar-cost averaging results from recurring crypto buys and current price.Crypto Converter CalculatorTrading and profitConvert crypto amounts between coins, fiat value, and target asset units.Satoshi to Bitcoin CalculatorTrading and profitConvert satoshis to BTC and estimate their fiat value.Crypto Tax CalculatorTax and portfolioEstimate crypto capital gains tax from proceeds, cost basis, fees, and tax rate.Crypto Capital Gains CalculatorTax and portfolioCalculate taxable gain and estimated tax for crypto sales and disposals.Crypto Portfolio CalculatorTax and portfolioPlan crypto portfolio allocation across BTC, ETH, stablecoins, and altcoins.Crypto Allocation CalculatorTax and portfolioCalculate target asset values from portfolio size and desired allocation percent.Crypto Rebalancing CalculatorTax and portfolioEstimate buy or sell amounts needed to rebalance a crypto portfolio.Staking Rewards CalculatorYield and stakingEstimate staking rewards from principal, APR, duration, and validator fees.Crypto Staking CalculatorYield and stakingCalculate staking yield, net rewards, and ending balance for proof-of-stake assets.Crypto APY CalculatorYield and stakingConvert APR into APY using compounding frequency for crypto yield strategies.Stablecoin Yield CalculatorYield and stakingEstimate stablecoin lending or yield income from principal, APR, and duration.Crypto Lending CalculatorYield and stakingCalculate interest earned or paid in crypto lending and borrowing scenarios.Validator Rewards CalculatorYield and stakingEstimate validator staking rewards from stake size, reward rate, uptime, and commission.Crypto Mining CalculatorMining and infrastructureEstimate crypto mining profitability from revenue, power draw, electricity cost, and pool fees.Bitcoin Mining CalculatorMining and infrastructureCalculate Bitcoin mining net profit after electricity and pool fees.Hashrate CalculatorMining and infrastructureEstimate mining energy efficiency, power cost, and watts per terahash.Mining Electricity Cost CalculatorMining and infrastructureCalculate electricity cost for mining rigs from watts, hours, and kWh price.Crypto Gas Fee CalculatorFees and DeFiEstimate blockchain gas fees from gas limit, gas price, and native token price.Ethereum Gas CalculatorFees and DeFiCalculate ETH transaction cost in ETH and USD using gas units and gwei.Crypto Transaction Fee CalculatorFees and DeFiEstimate crypto transfer fees from network fee, platform fee, and transaction amount.Crypto Bridge Fee CalculatorFees and DeFiEstimate cross-chain bridge cost including bridge percentage fee and gas fees.Impermanent Loss CalculatorFees and DeFiCalculate impermanent loss from token price change in a constant-product liquidity pool.Liquidity Pool CalculatorFees and DeFiEstimate LP share, fee earnings, and pool value from deposit and volume assumptions.Crypto Leverage CalculatorLeverage and valuationCalculate leveraged crypto PnL from margin, leverage, entry price, and exit price.Liquidation Price CalculatorLeverage and valuationEstimate approximate liquidation price for leveraged long or short crypto positions.Crypto Market Cap CalculatorLeverage and valuationCalculate crypto market cap from circulating supply and token price.Token Price CalculatorLeverage and valuationEstimate implied token price from target market cap and circulating supply.
Statistics Calculators
Mean, variance, z-score, probability, regression, confidence interval, and inference tools.
Mean CalculatorDescriptive statisticsCalculate arithmetic mean from a data set with sum, count, and average breakdown.Average CalculatorDescriptive statisticsFind the average value of numbers and review total, count, minimum, and maximum.Median CalculatorDescriptive statisticsCalculate the median middle value after sorting a numeric data set.Mode CalculatorDescriptive statisticsFind the most frequent value or values in a data set.Range CalculatorDescriptive statisticsCalculate statistical range from minimum and maximum values.Variance CalculatorDescriptive statisticsEstimate sample variance and population variance from numeric observations.Standard Deviation CalculatorDescriptive statisticsCalculate sample and population standard deviation with variance details.Coefficient of Variation CalculatorDescriptive statisticsCalculate relative variability as standard deviation divided by mean.Z Score CalculatorScores and percentilesConvert a raw value into a z-score using mean and standard deviation.Percentile CalculatorScores and percentilesEstimate percentile rank from values below, equal values, and total observations.Quartile CalculatorScores and percentilesCalculate Q1, median, Q3, and quartile positions from sorted data.Interquartile Range CalculatorScores and percentilesCalculate IQR and outlier fences using first and third quartiles.Five Number Summary CalculatorScores and percentilesFind minimum, Q1, median, Q3, and maximum for a data set.Outlier CalculatorScores and percentilesEstimate lower and upper outlier fences using the IQR rule.Confidence Interval CalculatorInference and surveysCalculate confidence interval for a mean from sample size, standard deviation, and z value.Margin of Error CalculatorInference and surveysEstimate survey or sample margin of error from confidence and sample size.Sample Size CalculatorInference and surveysCalculate sample size required for a proportion estimate and selected margin of error.Proportion CalculatorInference and surveysCalculate sample proportion, failure rate, and standard error from successes and trials.One Sample T Test CalculatorInference and surveysCalculate one-sample t statistic from mean, hypothesized mean, standard deviation, and n.Chi Square CalculatorInference and surveysCalculate chi-square statistic from observed and expected category counts.Binomial Probability CalculatorProbability distributionsCalculate exact binomial probability for successes across independent trials.Normal Distribution CalculatorProbability distributionsEstimate normal distribution z-score, cumulative probability, and upper-tail probability.Poisson Distribution CalculatorProbability distributionsCalculate Poisson probability for event counts given an average rate.Probability CalculatorProbability distributionsCalculate event probability from favorable outcomes and total outcomes.Odds CalculatorProbability distributionsConvert favorable and total outcomes into probability and odds against.Permutation CalculatorProbability distributionsCalculate ordered arrangements using nPr for selections where order matters.Combination CalculatorProbability distributionsCalculate unordered selections using nCr where order does not matter.Expected Value CalculatorProbability distributionsCalculate expected value from outcomes and probability weights.Correlation CalculatorRegression and relationshipsCalculate Pearson correlation from paired x and y values.Linear Regression CalculatorRegression and relationshipsFit a linear regression line with slope, intercept, and prediction.Slope Intercept Regression CalculatorRegression and relationshipsCalculate slope and intercept for paired data using least squares.Covariance CalculatorRegression and relationshipsEstimate covariance and relationship direction from paired x and y data.R Squared CalculatorRegression and relationshipsCalculate R squared from correlation to estimate explained variance.Grade Weighted Average CalculatorApplied statisticsEstimate weighted grade average using scores and category weights.Data Set Summary CalculatorApplied statisticsSummarize a numeric data set with mean, count, min, max, and spread.Frequency CalculatorApplied statisticsFind frequency counts and the most common value in a data set.Statistics CalculatorApplied statisticsCalculate common descriptive statistics including mean, variance, and standard deviation.
Engineering Calculators
Electrical, mechanical, fluid, thermal, structural, civil, signal, and materials calculators.
Ohm's Law CalculatorElectrical engineeringCalculate voltage, current, resistance, and circuit relationships using Ohm's law.Voltage CalculatorElectrical engineeringEstimate voltage from current and resistance for electrical engineering checks.Current CalculatorElectrical engineeringCalculate current from voltage and resistance in simple circuit models.Resistance CalculatorElectrical engineeringEstimate resistance from voltage and current using Ohm's law.Electrical Power CalculatorElectrical engineeringCalculate watts, kilowatts, and current from voltage, amperage, and power factor.AC Power CalculatorElectrical engineeringEstimate real power for AC circuits using voltage, current, and power factor.Voltage Drop CalculatorElectrical engineeringEstimate voltage drop over conductor length from current and resistance per foot.Wire Size CalculatorElectrical engineeringEstimate conductor area from load current and allowable current density.Resistor Series CalculatorElectrical engineeringCalculate equivalent resistance for resistors connected in series.Resistor Parallel CalculatorElectrical engineeringCalculate equivalent resistance for resistors connected in parallel.Capacitor Energy CalculatorElectrical engineeringEstimate stored capacitor energy and charge from capacitance and voltage.Battery Runtime CalculatorElectrical engineeringEstimate battery operating time from capacity, load, and usable efficiency.Transformer CalculatorElectrical engineeringCalculate transformer voltage, current, and turns-ratio relationships.Motor Horsepower CalculatorMechanical engineeringEstimate motor horsepower from voltage, current, efficiency, and power factor.Motor Efficiency CalculatorMechanical engineeringCalculate motor or machine efficiency from input and useful output power.Efficiency CalculatorMechanical engineeringCalculate useful output percentage from input energy or power.Torque CalculatorMechanical engineeringConvert torque and rotational speed into power output.Torque to Horsepower CalculatorMechanical engineeringEstimate horsepower from torque and RPM for rotating equipment.RPM CalculatorMechanical engineeringEstimate rotational speed relationships from torque and power.Gear Ratio CalculatorMechanical engineeringCalculate gear ratio, output RPM, and torque multiplication from gear teeth.Pulley Ratio CalculatorMechanical engineeringEstimate speed ratio and output RPM for belt and pulley systems.Mechanical Advantage CalculatorMechanical engineeringCalculate force multiplication for simple machines and mechanical systems.Lever CalculatorMechanical engineeringEstimate lever mechanical advantage from input and output force.Pressure CalculatorFluid engineeringCalculate pressure from applied force and contact area.Force CalculatorFluid engineeringEstimate force from pressure and area relationships.Hydraulic Force CalculatorFluid engineeringCalculate hydraulic cylinder force from pressure and piston area.Hydraulic Pressure CalculatorFluid engineeringEstimate hydraulic pressure required for a target force and piston area.Flow Rate CalculatorFluid engineeringCalculate volumetric flow rate from cross-sectional area and fluid velocity.Pipe Flow CalculatorFluid engineeringEstimate pipe flow using area and velocity for liquid or air systems.Pipe Velocity CalculatorFluid engineeringCalculate fluid velocity from flow rate and pipe area.Reynolds Number CalculatorFluid engineeringCalculate Reynolds number and classify laminar or turbulent flow.Bernoulli CalculatorFluid engineeringEstimate dynamic pressure from density and velocity using Bernoulli relationships.Dynamic Pressure CalculatorFluid engineeringCalculate velocity pressure for air, water, and moving fluids.Heat Transfer CalculatorThermal engineeringEstimate heat transfer rate from U-value, area, and temperature difference.Conduction CalculatorThermal engineeringCalculate conduction-style heat transfer through a material layer.Thermal Expansion CalculatorThermal engineeringEstimate material expansion from length, coefficient, and temperature change.Heat Capacity CalculatorThermal engineeringCalculate heat energy needed to change material temperature.Specific Heat CalculatorThermal engineeringEstimate heat energy from mass, specific heat, and temperature change.Cooling Load CalculatorThermal engineeringEstimate cooling load from heat transfer area and temperature difference.BTU CalculatorThermal engineeringCalculate heat energy in engineering units from mass and temperature change.Beam Deflection CalculatorStructural engineeringEstimate simply supported beam deflection under a center load.Beam Load CalculatorStructural engineeringEstimate beam load relationships from span, stiffness, and deflection.Stress CalculatorStructural engineeringCalculate engineering stress from force and cross-sectional area.Strain CalculatorStructural engineeringEstimate elastic strain from stress and modulus of elasticity.Young's Modulus CalculatorStructural engineeringEstimate modulus-style material stiffness from stress and strain.Factor of Safety CalculatorStructural engineeringCalculate factor of safety from strength and working stress.Allowable Stress CalculatorStructural engineeringEstimate allowable working stress from strength and safety factor.Density CalculatorMaterials engineeringCalculate density from mass and volume for materials and fluids.Mass CalculatorMaterials engineeringEstimate mass from material density and volume.Volume CalculatorMaterials engineeringEstimate volume from mass and density for engineering materials.Material Weight CalculatorMaterials engineeringCalculate material weight from density, volume, and gravity assumptions.Load CalculatorMaterials engineeringEstimate working load and capacity margins for engineering components.Slope CalculatorCivil engineeringConvert rise and run into slope percent and angle.Grade CalculatorCivil engineeringCalculate grade percentage, angle, and rise-run relationships.Angle CalculatorCivil engineeringEstimate engineering angle from rise and run dimensions.Survey Slope CalculatorCivil engineeringCalculate survey-style slope from elevation change and horizontal distance.Frequency CalculatorSignals and acousticsCalculate wave frequency, wavelength, and speed relationships.Wavelength CalculatorSignals and acousticsConvert frequency and wave speed into wavelength.Decibel CalculatorSignals and acousticsEstimate sound level difference from distance ratio.Sound Level CalculatorSignals and acousticsCalculate point-source sound level change over distance.Resonant Frequency CalculatorSignals and acousticsEstimate resonant frequency-style wave relationships.Engineering Unit Load CalculatorGeneral engineeringCalculate load intensity from force distributed over area.Engineering CalculatorGeneral engineeringRun common engineering estimates with formulas, examples, and result breakdowns.
Conversion Calculators
Length, area, volume, weight, temperature, speed, pressure, energy, power, and data converters.
Inches to Centimeters CalculatorLengthConvert in to cm with a precise unit conversion factor and clear result breakdown.Centimeters to Inches CalculatorLengthConvert cm to in with a precise unit conversion factor and clear result breakdown.Feet to Meters CalculatorLengthConvert ft to m with a precise unit conversion factor and clear result breakdown.Meters to Feet CalculatorLengthConvert m to ft with a precise unit conversion factor and clear result breakdown.Yards to Meters CalculatorLengthConvert yd to m with a precise unit conversion factor and clear result breakdown.Meters to Yards CalculatorLengthConvert m to yd with a precise unit conversion factor and clear result breakdown.Miles to Kilometers CalculatorLengthConvert mi to km with a precise unit conversion factor and clear result breakdown.Kilometers to Miles CalculatorLengthConvert km to mi with a precise unit conversion factor and clear result breakdown.Millimeters to Inches CalculatorLengthConvert mm to in with a precise unit conversion factor and clear result breakdown.Inches to Millimeters CalculatorLengthConvert in to mm with a precise unit conversion factor and clear result breakdown.Nautical Miles to Kilometers CalculatorLengthConvert nmi to km with a precise unit conversion factor and clear result breakdown.Kilometers to Nautical Miles CalculatorLengthConvert km to nmi with a precise unit conversion factor and clear result breakdown.Micrometers to Millimeters CalculatorLengthConvert um to mm with a precise unit conversion factor and clear result breakdown.Meters to Centimeters CalculatorLengthConvert m to cm with a precise unit conversion factor and clear result breakdown.Square Feet to Square Meters CalculatorAreaConvert sq ft to sq m with a precise unit conversion factor and clear result breakdown.Square Meters to Square Feet CalculatorAreaConvert sq m to sq ft with a precise unit conversion factor and clear result breakdown.Acres to Square Feet CalculatorAreaConvert acre to sq ft with a precise unit conversion factor and clear result breakdown.Square Feet to Acres CalculatorAreaConvert sq ft to acre with a precise unit conversion factor and clear result breakdown.Hectares to Acres CalculatorAreaConvert ha to acre with a precise unit conversion factor and clear result breakdown.Acres to Hectares CalculatorAreaConvert acre to ha with a precise unit conversion factor and clear result breakdown.Square Miles to Square Kilometers CalculatorAreaConvert sq mi to sq km with a precise unit conversion factor and clear result breakdown.Square Kilometers to Square Miles CalculatorAreaConvert sq km to sq mi with a precise unit conversion factor and clear result breakdown.Gallons to Liters CalculatorVolumeConvert gal to L with a precise unit conversion factor and clear result breakdown.Liters to Gallons CalculatorVolumeConvert L to gal with a precise unit conversion factor and clear result breakdown.Cubic Feet to Cubic Meters CalculatorVolumeConvert cu ft to cu m with a precise unit conversion factor and clear result breakdown.Cubic Meters to Cubic Feet CalculatorVolumeConvert cu m to cu ft with a precise unit conversion factor and clear result breakdown.Cups to Milliliters CalculatorVolumeConvert cup to mL with a precise unit conversion factor and clear result breakdown.Milliliters to Cups CalculatorVolumeConvert mL to cup with a precise unit conversion factor and clear result breakdown.Tablespoons to Milliliters CalculatorVolumeConvert tbsp to mL with a precise unit conversion factor and clear result breakdown.Teaspoons to Milliliters CalculatorVolumeConvert tsp to mL with a precise unit conversion factor and clear result breakdown.Cubic Yards to Cubic Meters CalculatorVolumeConvert cu yd to cu m with a precise unit conversion factor and clear result breakdown.Cubic Meters to Cubic Yards CalculatorVolumeConvert cu m to cu yd with a precise unit conversion factor and clear result breakdown.Pounds to Kilograms CalculatorWeightConvert lb to kg with a precise unit conversion factor and clear result breakdown.Kilograms to Pounds CalculatorWeightConvert kg to lb with a precise unit conversion factor and clear result breakdown.Ounces to Grams CalculatorWeightConvert oz to g with a precise unit conversion factor and clear result breakdown.Grams to Ounces CalculatorWeightConvert g to oz with a precise unit conversion factor and clear result breakdown.Tons to Kilograms CalculatorWeightConvert ton to kg with a precise unit conversion factor and clear result breakdown.Kilograms to Tons CalculatorWeightConvert kg to ton with a precise unit conversion factor and clear result breakdown.Stones to Pounds CalculatorWeightConvert st to lb with a precise unit conversion factor and clear result breakdown.Pounds to Stones CalculatorWeightConvert lb to st with a precise unit conversion factor and clear result breakdown.Carats to Grams CalculatorWeightConvert ct to g with a precise unit conversion factor and clear result breakdown.Grams to Carats CalculatorWeightConvert g to ct with a precise unit conversion factor and clear result breakdown.Celsius to Fahrenheit CalculatorTemperatureConvert C to F using the correct temperature conversion offset and scale.Fahrenheit to Celsius CalculatorTemperatureConvert F to C using the correct temperature conversion offset and scale.Celsius to Kelvin CalculatorTemperatureConvert C to K using the correct temperature conversion offset and scale.Kelvin to Celsius CalculatorTemperatureConvert K to C using the correct temperature conversion offset and scale.Fahrenheit to Kelvin CalculatorTemperatureConvert F to K using the correct temperature conversion offset and scale.Kelvin to Fahrenheit CalculatorTemperatureConvert K to F using the correct temperature conversion offset and scale.Miles per Hour to Kilometers per Hour CalculatorSpeedConvert mph to km/h with a precise unit conversion factor and clear result breakdown.Kilometers per Hour to Miles per Hour CalculatorSpeedConvert km/h to mph with a precise unit conversion factor and clear result breakdown.Meters per Second to Kilometers per Hour CalculatorSpeedConvert m/s to km/h with a precise unit conversion factor and clear result breakdown.Kilometers per Hour to Meters per Second CalculatorSpeedConvert km/h to m/s with a precise unit conversion factor and clear result breakdown.Knots to Miles per Hour CalculatorSpeedConvert kn to mph with a precise unit conversion factor and clear result breakdown.Miles per Hour to Knots CalculatorSpeedConvert mph to kn with a precise unit conversion factor and clear result breakdown.Feet per Second to Miles per Hour CalculatorSpeedConvert ft/s to mph with a precise unit conversion factor and clear result breakdown.Miles per Hour to Feet per Second CalculatorSpeedConvert mph to ft/s with a precise unit conversion factor and clear result breakdown.Seconds to Minutes CalculatorTimeConvert sec to min with a precise unit conversion factor and clear result breakdown.Minutes to Seconds CalculatorTimeConvert min to sec with a precise unit conversion factor and clear result breakdown.Minutes to Hours CalculatorTimeConvert min to hr with a precise unit conversion factor and clear result breakdown.Hours to Minutes CalculatorTimeConvert hr to min with a precise unit conversion factor and clear result breakdown.Hours to Days CalculatorTimeConvert hr to day with a precise unit conversion factor and clear result breakdown.Days to Hours CalculatorTimeConvert day to hr with a precise unit conversion factor and clear result breakdown.Weeks to Days CalculatorTimeConvert week to day with a precise unit conversion factor and clear result breakdown.Milliseconds to Seconds CalculatorTimeConvert ms to sec with a precise unit conversion factor and clear result breakdown.Bytes to Kilobytes CalculatorDataConvert B to KB with a precise unit conversion factor and clear result breakdown.Kilobytes to Megabytes CalculatorDataConvert KB to MB with a precise unit conversion factor and clear result breakdown.Megabytes to Gigabytes CalculatorDataConvert MB to GB with a precise unit conversion factor and clear result breakdown.Gigabytes to Megabytes CalculatorDataConvert GB to MB with a precise unit conversion factor and clear result breakdown.Gigabytes to Terabytes CalculatorDataConvert GB to TB with a precise unit conversion factor and clear result breakdown.Terabytes to Gigabytes CalculatorDataConvert TB to GB with a precise unit conversion factor and clear result breakdown.Megabits to Megabytes CalculatorDataConvert Mb to MB with a precise unit conversion factor and clear result breakdown.Megabytes to Megabits CalculatorDataConvert MB to Mb with a precise unit conversion factor and clear result breakdown.Joules to Calories CalculatorEnergyConvert J to cal with a precise unit conversion factor and clear result breakdown.Calories to Joules CalculatorEnergyConvert cal to J with a precise unit conversion factor and clear result breakdown.Kilowatt Hours to Joules CalculatorEnergyConvert kWh to J with a precise unit conversion factor and clear result breakdown.Joules to Kilowatt Hours CalculatorEnergyConvert J to kWh with a precise unit conversion factor and clear result breakdown.BTU to Joules CalculatorEnergyConvert BTU to J with a precise unit conversion factor and clear result breakdown.Joules to BTU CalculatorEnergyConvert J to BTU with a precise unit conversion factor and clear result breakdown.Electron Volts to Joules CalculatorEnergyConvert eV to J with a precise unit conversion factor and clear result breakdown.Watts to Kilowatts CalculatorPowerConvert W to kW with a precise unit conversion factor and clear result breakdown.Kilowatts to Watts CalculatorPowerConvert kW to W with a precise unit conversion factor and clear result breakdown.Horsepower to Watts CalculatorPowerConvert hp to W with a precise unit conversion factor and clear result breakdown.Watts to Horsepower CalculatorPowerConvert W to hp with a precise unit conversion factor and clear result breakdown.BTU per Hour to Watts CalculatorPowerConvert BTU/hr to W with a precise unit conversion factor and clear result breakdown.PSI to Pascal CalculatorPressureConvert psi to Pa with a precise unit conversion factor and clear result breakdown.Pascal to PSI CalculatorPressureConvert Pa to psi with a precise unit conversion factor and clear result breakdown.Bar to PSI CalculatorPressureConvert bar to psi with a precise unit conversion factor and clear result breakdown.Atmospheres to Pascal CalculatorPressureConvert atm to Pa with a precise unit conversion factor and clear result breakdown.mmHg to Pascal CalculatorPressureConvert mmHg to Pa with a precise unit conversion factor and clear result breakdown.Degrees to Radians CalculatorAnglesConvert deg to rad with a precise unit conversion factor and clear result breakdown.Radians to Degrees CalculatorAnglesConvert rad to deg with a precise unit conversion factor and clear result breakdown.Turns to Degrees CalculatorAnglesConvert turn to deg with a precise unit conversion factor and clear result breakdown.
Creator Economy Calculators
YouTube, TikTok, Instagram, sponsorship, affiliate, streaming, growth, ROI, watch time, and tax tools.
YouTube Money CalculatorVideo revenueEstimate YouTube creator revenue from views, RPM, memberships, affiliate income, and sponsorships.TikTok Earnings CalculatorVideo revenueEstimate TikTok creator earnings from qualified views, RPM, gifts, and sponsorship income.Instagram Earnings CalculatorVideo revenueEstimate Instagram creator income from sponsored posts, affiliate sales, bonuses, and creator revenue streams.Influencer Engagement Rate CalculatorAudience metricsCalculate influencer engagement rate from likes, comments, shares, saves, followers, or campaign reach.YouTube CPM CalculatorAd metricsCalculate YouTube CPM from ad revenue and monetized playbacks for creator reporting and sponsor planning.RPM CalculatorAd metricsCalculate revenue per thousand views from total creator revenue and total views across any platform.Ad Revenue CalculatorAd metricsEstimate ad revenue from impressions, fill rate, CPM, and creator revenue share.Shorts Revenue CalculatorVideo revenueEstimate short-form video revenue from engaged views, creator-pool RPM, and creator share.TikTok Coins CalculatorLive and giftsConvert TikTok-style coins or gifts into estimated creator payout using editable coin value and share assumptions.Sponsorship Rate CalculatorSponsorshipsEstimate sponsorship pricing from average views, benchmark CPM, engagement multiplier, and production fees.Creator Income EstimatorIncome planningEstimate monthly creator net income across ads, sponsors, affiliates, products, subscriptions, and expenses.Affiliate Earnings CalculatorCommerceEstimate affiliate commission from clicks, conversion rate, average order value, and commission percentage.Twitch Revenue CalculatorStreamingEstimate Twitch-style streaming revenue from subscriptions, creator share, bits, ads, and donations.Streamer Income CalculatorStreamingEstimate net streamer income from platform revenue, sponsorships, tips, merch, and production costs.Social Media ROI CalculatorCampaign ROICalculate social media campaign ROI from attributed revenue, creator cost, ad spend, tools, and production.Subscriber Growth CalculatorAudience metricsProject subscriber growth from current subscribers, growth rate, churn rate, and forecast period.Viral Video Reach CalculatorAudience metricsEstimate viral video reach from starting reach, share rate, viewers per share, cycles, and decay.YouTube Watch Time CalculatorAudience metricsCalculate YouTube watch time hours from views and average view duration for channel planning.Monetization Eligibility CalculatorEligibilityCheck creator monetization progress against editable subscriber, watch-hour, Shorts-view, and policy thresholds.Creator Tax CalculatorIncome planningEstimate creator tax from gross income, deductible expenses, income tax rate, and self-employment tax rate.
Business Calculators
Margin, markup, break-even, SaaS, payroll, inventory, marketing, sales, and valuation tools.
Profit Margin CalculatorPricing and profitCalculate profit margin, profit amount, and cost ratio from revenue and cost.Gross Margin CalculatorPricing and profitEstimate gross margin percentage from selling price and cost of goods.Markup CalculatorPricing and profitCalculate markup percentage from product cost and selling price.Selling Price CalculatorPricing and profitEstimate selling price from cost and desired markup percentage.Break Even CalculatorPricing and profitCalculate break-even units and revenue from fixed cost and contribution margin.Gross Profit CalculatorPricing and profitCalculate gross profit and gross margin from revenue and cost of goods sold.Discount CalculatorPricing and profitCalculate sale price, savings, and markdown amount from a list price.Sales Tax CalculatorPricing and profitEstimate sales tax and final total for invoices, retail, or ecommerce orders.Net Profit CalculatorPricing and profitEstimate net profit margin after revenue, cost, and expense assumptions.Contribution Margin CalculatorPricing and profitCalculate contribution margin per unit and break-even volume.ROI CalculatorFinance and cash flowCalculate return on investment percentage, profit, and investment multiple.Cash Flow CalculatorFinance and cash flowEstimate net cash flow from business inflows and outflows.Operating Cash Flow CalculatorFinance and cash flowCalculate operating cash flow from cash receipts and operating payments.Working Capital CalculatorFinance and cash flowEstimate working capital using short-term inflows and outflows.Business Valuation CalculatorFinance and cash flowEstimate business value from EBITDA and valuation multiple.EBITDA Multiple CalculatorFinance and cash flowCalculate implied company valuation from EBITDA and market multiple.Revenue Growth CalculatorFinance and cash flowCalculate revenue growth rate from starting and ending revenue.Burn Rate CalculatorFinance and cash flowEstimate monthly burn and runway from cash outflows and inflows.Payroll CalculatorPayroll and laborCalculate gross payroll from hours, pay rate, and deductions.Hourly Rate CalculatorPayroll and laborEstimate billable hourly rate from income target and billable hours.Overtime CalculatorPayroll and laborCalculate overtime pay from overtime hours, wage, and multiplier.Employee Cost CalculatorPayroll and laborEstimate total employee cost including wages, taxes, benefits, and overhead.Labor Cost CalculatorPayroll and laborCalculate labor cost from hours, wage, burden, and team size.Productivity CalculatorPayroll and laborEstimate output per labor hour and productivity rate.Inventory Turnover CalculatorInventory and operationsCalculate inventory turnover from COGS and average inventory.EOQ CalculatorInventory and operationsCalculate economic order quantity from demand, order cost, and holding cost.COGS CalculatorInventory and operationsCalculate cost of goods sold from beginning inventory, purchases, and ending inventory.Reorder Point CalculatorInventory and operationsEstimate reorder point using demand rate, lead time, and safety stock assumptions.Shipping Cost CalculatorInventory and operationsCalculate shipping cost from base fee, weight, and rate per unit.Fulfillment Cost CalculatorInventory and operationsEstimate fulfillment cost per order from pick, pack, shipping, and handling fees.Unit Economics CalculatorInventory and operationsEstimate unit profit from price, COGS, fees, shipping, and variable costs.Customer LTV CalculatorSaaS and customersCalculate customer lifetime value from revenue, gross margin, and lifetime.CAC CalculatorSaaS and customersCalculate customer acquisition cost from sales and marketing spend.LTV CAC Ratio CalculatorSaaS and customersEstimate LTV to CAC ratio for SaaS and subscription businesses.Churn Rate CalculatorSaaS and customersCalculate customer churn rate from lost and starting customers.Retention Rate CalculatorSaaS and customersEstimate customer retention rate from churn assumptions.MRR CalculatorSaaS and customersCalculate monthly recurring revenue and annual recurring revenue.ARR CalculatorSaaS and customersConvert monthly recurring revenue into annual recurring revenue.ARPU CalculatorSaaS and customersEstimate average revenue per user from MRR and customer count.Conversion Rate CalculatorMarketing and salesCalculate conversion rate from visitors, leads, or completed actions.ROAS CalculatorMarketing and salesCalculate return on ad spend from campaign revenue and ad spend.CPA CalculatorMarketing and salesEstimate cost per acquisition from ad spend and conversions.CPC CalculatorMarketing and salesCalculate cost per click from ad spend and click volume.CPM CalculatorMarketing and salesCalculate cost per thousand impressions from ad spend and impressions.Sales Commission CalculatorMarketing and salesCalculate sales commission from revenue and commission rate.Lead Close Rate CalculatorMarketing and salesEstimate lead close rate from won deals and qualified leads.
Student & Academic Calculators
GPA, grade conversion, admission tests, student finance, and attendance calculators.
GPA CalculatorGrades and GPACalculate grade point average from course grades and credit hours on the US 4.0, UK honours, or Australian 7-point scale.Weighted GPA CalculatorGrades and GPACalculate weighted GPA with Honors and AP or IB bonus points, or an Australian WAM weighted by year level.CGPA to Percentage CalculatorGrade conversionConvert CGPA to percentage or percentage to GPA across 10-point, 4.0, and 5.0 scales used in India, Pakistan, the US, the UK, and Canada.ECTS Credit CalculatorGrade conversionConvert percentage marks to ECTS grades and total the ECTS credits accumulated toward a European bachelor's or master's degree.ATAR CalculatorUniversity admissionEstimate an Australian Tertiary Admission Rank from an aggregate of scaled subject scores using a percentile curve approximation.UCAS Points CalculatorUniversity admissionAdd up UCAS Tariff points from A-Level and AS-Level grades for UK university applications.SAT Score CalculatorStandardized testsEstimate SAT section and total scores from raw correct answers in Reading and Writing and in Math.ACT Score CalculatorStandardized testsConvert ACT raw scores in English, Math, Reading, and Science into section scores and a composite out of 36.GRE Score CalculatorStandardized testsEstimate GRE Verbal and Quantitative scaled scores from raw correct answers, with a separate Analytical Writing estimate.GMAT Score CalculatorStandardized testsEstimate a GMAT total score out of 800 from Verbal and Quantitative scaled section scores.IELTS Band Score CalculatorEnglish proficiencyCalculate an IELTS overall band score or a TOEFL iBT total from the four skill section results.IB Points CalculatorUniversity admissionTotal an International Baccalaureate Diploma score from six subject grades plus Theory of Knowledge and Extended Essay bonus points.Student Loan CalculatorStudent financeEstimate student loan repayments for US federal, UK Plan 2 and Plan 5, Canadian, and Australian HECS-HELP schemes.Tuition Cost CalculatorStudent financeProject total remaining tuition from cost per credit hour, credits per semester, semesters left, and flat fees.Scholarship Eligibility CalculatorStudent financeCheck which merit scholarship tier a score qualifies for using editable percentage bands and an estimated award value.Student Budget CalculatorStudent financeTrack monthly student income against rent, food, transport, books, and other expenses to find your surplus or deficit.Cost of Living CalculatorStudy abroadEstimate monthly and total living costs for study abroad destinations by city and lifestyle level.Final Grade CalculatorGrades and GPAWork out the score needed on a final exam to reach a target course grade, given your current average and the exam weight.Aggregate CalculatorUniversity admissionCalculate a university admission aggregate from weighted components such as matriculation, intermediate, and entry test scores.Attendance CalculatorAcademic planningCalculate attendance percentage and how many classes you can still miss or must attend to hold the required minimum.Weighted Average CalculatorGrades and GPACalculate a current weighted course average from quizzes, assignments, midterms, and finals with custom weightings.