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Finance Calculators

Loans, mortgages, savings and investing without a spreadsheet. Every finance calculator is free, private and runs 100% in your browser.

Tools in this collection

Loan Calculator — Monthly Payment & Total Interest Calculate monthly payments, total interest, and total cost for amortized, deferred, and bond loans. Free and browser-based.
Mortgage Calculator — Monthly Payment & Interest Estimate monthly mortgage payments, total interest and total home cost from price, down payment, rate and term, with optional taxes and insurance.
Amortization Calculator — Extra Payments Generate detailed amortization schedules with extra payments support to see how additional payments reduce interest and shorten your loan.
Auto Loan Calculator — Payment with Tax & Trade-In Calculate monthly car loan payments with sales tax, down payment, trade-in value, and fees included. Free and 100% browser-based.
Interest Calculator — Compound Interest & Savings Calculate compound interest accumulation with regular contributions, tax adjustments, and inflation impact on buying power.
Compound Interest Calculator — APY & Compounding Convert and compare interest rates across different compounding frequencies. See the effective annual rate (APY) instantly.
Interest Rate Calculator — Find APR from Payments Find the real interest rate on a loan given fixed monthly payments and loan term. Reverse-engineer APR from payment data.
Payment Calculator — Monthly Payment & Payoff Time Calculate monthly loan payments for fixed-term loans or determine how long to pay off a loan with fixed payments. Free and browser-based.
Savings Calculator — Project Balance & Interest Estimate how your savings could grow with monthly contributions and compound interest. See the projected final balance, total contributed and interest earned.
Retirement Calculator — Projected Savings & Income Estimate the projected value of your retirement savings from your age, contributions and an assumed annual return, plus an optional 4% income estimate.
Investment Calculator — ROI, Growth & Future Value Solve for any investment variable: end amount, contribution, return rate, starting amount, or investment length. Free and 100% browser-based.
Down Payment Calculator — Loan Amount & LTV Work out your down payment, remaining loan amount and loan-to-value ratio from a home price, then estimate the monthly payment and any PMI that may apply.
Inflation Calculator — Future & Past Value Estimate how inflation changes the value of money. See the future equivalent, backward buying power, cumulative inflation and the price factor.
Credit Card Payoff Calculator — Time & Interest Estimate how long it takes to pay off a credit card balance and how much interest you may pay, or the monthly payment needed for a target date.
Salary Calculator — Hourly to Annual Pay Converter Convert salary between hourly, daily, weekly, monthly, and annual pay frequencies with adjusted figures for time off. Free and browser-based.

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