Finance calculators for smarter money decisions
Find calculators for mortgages, loans, investing, retirement, savings goals, credit cards, tax, business margins, and everyday financial planning. Every page includes a calculator, formula, example, and clear explanation.
Search by calculator name, topic, formula, or planning goal.
Home loans
13 calculators
Mortgage Calculator
Estimate monthly mortgage payments with taxes, insurance, HOA dues, and full loan cost.
Open calculatorMortgage Payment Calculator
Calculate principal and interest payments for a fixed-rate mortgage.
Open calculatorMortgage Amortization Calculator
See how mortgage payments split between principal and interest over time.
Open calculatorMortgage Payoff Calculator
Estimate how extra payments can shorten a mortgage and reduce interest.
Open calculatorMortgage Refinance Calculator
Compare refinance payment savings, break-even timing, and total interest.
Open calculatorHome Affordability Calculator
Estimate a comfortable home budget from income, debt, down payment, and interest rate.
Open calculatorHouse Payment Calculator
Estimate full monthly housing cost including mortgage, tax, insurance, and HOA.
Open calculatorRent vs Buy Calculator
Compare long-term renting and buying scenarios with growth assumptions.
Open calculatorDown Payment Calculator
Plan how much to save each month for a target home down payment.
Open calculatorProperty Tax Calculator
Estimate annual and monthly property tax from assessed value and tax rate.
Open calculatorPMI Calculator
Estimate private mortgage insurance and its effect on your monthly housing payment.
Open calculatorHELOC Payment Calculator
Estimate interest-only or repayment payments for a home equity line of credit.
Open calculatorHome Equity Loan Calculator
Calculate payments and total interest for a fixed home equity loan.
Open calculatorLoans
14 calculators
Loan Calculator
Calculate monthly payment, total interest, and payoff date for a fixed-rate loan.
Open calculatorPersonal Loan Calculator
Estimate payments for unsecured personal loans with a fixed APR.
Open calculatorDebt Consolidation Calculator
Compare a consolidation loan with current debt payments and interest.
Open calculatorStudent Loan Payoff Calculator
Estimate payoff time for student debt with fixed monthly payments.
Open calculatorAuto Loan Calculator
Calculate car payment from price, down payment, trade-in, APR, and term.
Open calculatorCar Payment Calculator
Estimate monthly vehicle payments and total financing cost.
Open calculatorAuto Lease Calculator
Estimate lease-style monthly cost using vehicle value, term, and rate assumptions.
Open calculatorBoat Loan Calculator
Estimate boat financing payments, total interest, and payoff schedule.
Open calculatorRV Loan Calculator
Calculate RV loan payments with term, APR, and financed amount.
Open calculatorBusiness Loan Calculator
Estimate business loan payment, total interest, and repayment timeline.
Open calculatorSBA Loan Calculator
Model SBA loan payments and long-term borrowing cost.
Open calculatorBalloon Loan Calculator
Estimate regular payments and remaining balloon balance on a loan.
Open calculatorSimple Interest Loan Calculator
Calculate interest cost with the simple interest formula.
Open calculatorAPR Calculator
Estimate annual percentage rate and compare borrowing cost.
Open calculatorSavings
8 calculators
APY Calculator
Convert nominal interest and compounding frequency into annual percentage yield.
Open calculatorSavings Calculator
Estimate savings growth from deposits, interest, and time.
Open calculatorSavings Goal Calculator
Calculate the monthly savings needed to reach a target amount.
Open calculatorEmergency Fund Calculator
Plan an emergency fund target and monthly contribution schedule.
Open calculatorCD Calculator
Estimate certificate of deposit maturity value and interest earned.
Open calculatorMoney Market Calculator
Project money market account growth with deposits and APY.
Open calculatorInterest Calculator
Calculate simple interest earned or owed over time.
Open calculatorDaily Interest Calculator
Estimate interest accrued per day from principal and rate.
Open calculatorInvesting
16 calculators
Compound Interest Calculator
Project long-term growth with compounding and recurring contributions.
Open calculatorInvestment Calculator
Estimate investment growth from starting balance, contributions, rate, and time.
Open calculatorReturn on Investment Calculator
Calculate ROI from starting value, ending value, income, and costs.
Open calculatorAnnualized Return Calculator
Convert total investment gain into an annualized return estimate.
Open calculatorStock Profit Calculator
Calculate stock gain or loss after buy price, sell price, shares, and fees.
Open calculatorDividend Calculator
Project dividend income and reinvested portfolio growth.
Open calculatorDividend Yield Calculator
Calculate dividend yield from annual dividends and share price.
Open calculatorDRIP Calculator
Estimate dividend reinvestment growth over time.
Open calculatorDollar Cost Averaging Calculator
Model recurring investment contributions across a chosen time horizon.
Open calculatorCapital Gains Tax Calculator
Estimate capital gains and tax impact from investment sale proceeds.
Open calculatorBond Calculator
Estimate present value of a bond from face value, coupon, rate, and term.
Open calculatorBond Yield Calculator
Estimate bond return from price, coupon, face value, and years to maturity.
Open calculatorPresent Value Calculator
Discount a future cash amount back to today's value.
Open calculatorFuture Value Calculator
Project the future value of a current amount with annual growth.
Open calculatorNet Present Value Calculator
Estimate project value by discounting future cash flows.
Open calculatorInternal Rate of Return Calculator
Estimate the implied return of an investment based on cash flows.
Open calculatorRetirement
8 calculators
Retirement Calculator
Project retirement savings from current balance, monthly contributions, and return.
Open calculator401k Calculator
Estimate 401(k) growth with employee contributions and employer match.
Open calculatorIRA Calculator
Project traditional or Roth IRA savings growth over time.
Open calculatorRoth IRA Calculator
Estimate Roth IRA balance growth from contributions and assumed return.
Open calculatorRetirement Withdrawal Calculator
Estimate sustainable monthly withdrawals from a retirement balance.
Open calculatorAnnuity Calculator
Calculate fixed annuity payments from balance, rate, and payout term.
Open calculatorPension Calculator
Estimate pension-style monthly payments from a present value.
Open calculatorFIRE Calculator
Estimate time to financial independence from savings rate and investment return.
Open calculatorDebt
6 calculators
Credit Card Payoff Calculator
Calculate payoff time and interest cost for credit card debt.
Open calculatorCredit Card Interest Calculator
Estimate monthly and total interest on revolving credit card balances.
Open calculatorMinimum Payment Calculator
See how long minimum payments can take to clear debt.
Open calculatorDebt Payoff Calculator
Estimate payoff timeline for a balance using fixed monthly payments.
Open calculatorDebt Snowball Calculator
Model a debt payoff strategy using focused extra payments.
Open calculatorDebt-to-Income Ratio Calculator
Calculate DTI from gross monthly income and monthly debt payments.
Open calculatorBudgeting
3 calculators
Income
6 calculators
Salary Calculator
Convert salary, taxes, and deductions into take-home income estimates.
Open calculatorHourly to Salary Calculator
Convert hourly wage and weekly hours into annual income.
Open calculatorSalary to Hourly Calculator
Convert annual salary into hourly wage equivalents.
Open calculatorPaycheck Calculator
Estimate net paycheck after deductions and withholding assumptions.
Open calculatorOvertime Calculator
Estimate overtime pay from hourly wage, hours, and multiplier.
Open calculatorCommission Calculator
Calculate commission income from sales amount and commission rate.
Open calculatorEconomy
2 calculators
Taxes
3 calculators
Everyday finance
2 calculators
Business
4 calculators
Profit Margin Calculator
Calculate gross profit, margin percentage, and markup.
Open calculatorMarkup Calculator
Calculate selling price from cost and markup percentage.
Open calculatorBreak-Even Calculator
Estimate units or revenue needed to cover fixed and variable costs.
Open calculatorBusiness Revenue Calculator
Estimate revenue, cost, profit, and margin from business inputs.
Open calculator