Finance Calculators

Browse 19 free finance calculators with instant answers, step-by-step formulas, and related tools. No sign-up needed; results appear as you type.

Mortgage Calculator

Estimate your monthly mortgage payment, total interest, and payoff cost from loan amount, rate, and term. Free mortgage calculator, instant results.

ROI Calculator

Calculate return on investment as a percentage and dollar gain from cost and revenue figures. Free ROI calculator with instant, accurate results.

Savings Calculator

Calculate the future value of your savings with compound interest, monthly contributions, and rate changes. Free savings growth calculator.

Compound Interest

Calculate compound interest growth on savings and investments over time. See how contributions and rate affect your balance — free and instant.

Paycheck Calculator

Estimate your take-home pay per paycheck after taxes and deductions. Free paycheck calculator with instant net pay results as you type.

Retirement Savings

Project your retirement savings growth from contributions, employer match, and investment returns. Free retirement calculator, instant projections.

Loan Amortization

Generate a full loan amortization schedule showing every payment's principal, interest, and remaining balance. Free calculator, instant results.

Simple Interest

Calculate simple interest earnings or loan costs from principal, rate, and time period. Free simple interest calculator with instant results.

Sales Commission

Calculate sales commission payouts from deal value and commission rate, including tiered structures. Free commission calculator, instant results.

P/E Ratio

Calculate a stock's price-to-earnings ratio from share price and earnings per share. Free P/E ratio calculator with instant results as you type.

Rule of 72

Estimate how long it takes an investment to double with the Rule of 72. Enter any interest rate for an instant doubling-time answer, free.

Debt Snowball

Plan your debt payoff with the snowball method — smallest balance first. See your debt-free date and total interest, free with instant results.

Net Worth Calculator

Calculate your net worth by subtracting liabilities from assets. Track what you own versus what you owe with this free, instant net worth calculator.

Inflation Calculator

Calculate how inflation erodes purchasing power over time. See what today's dollars will be worth in future years — free with instant results.

Student Loan Payoff

Plan your student loan payoff: monthly payment, total interest, and how extra payments shorten your term. Free calculator, instant results.

Buy vs. Rent

Compare buying versus renting a home with monthly costs, equity buildup, and break-even timing. Free buy vs rent calculator, instant results.

Tax Refund Estimator

Estimate your tax refund or amount owed from income, withholdings, and deductions. Free tax refund estimator with instant results as you type.

Break Even Calculator

Break even calculator for units and revenue: fixed costs divided by price minus variable cost per unit.

Dividend Yield

Calculate a stock's dividend yield from annual dividends and share price to compare income investments. Free dividend yield calculator, instant.

Included in finance

These tools are organized around the same topic so you can move between related calculations without searching from scratch.