Financial Calculators

Run the numbers before you make the move. Free tools for mortgages, savings, debt payoff, and more — with charts and shareable results.

mortgage

Mortgage Calculator

Estimate your monthly mortgage payment, total interest cost, and full amortization schedule.

Open calculator
investing

Compound Interest Calculator

See how your savings grow over time with compound interest and regular monthly contributions.

Open calculator
savings

Simple Interest Calculator

Calculate interest earned on a principal balance at a fixed rate without compounding.

Open calculator
savings

APY Calculator

Convert a nominal interest rate to its effective annual yield (APY) and see what a deposit earns.

Open calculator
loans

Loan Payoff Calculator

Find out when your loan will be paid off and how much interest extra monthly payments can save.

Open calculator
savings

Savings Goal Calculator

Plan how long it will take to reach a savings goal and how much to save each month to get there on time.

Open calculator
income

Ad RPM Calculator

Estimate display-ad revenue from your sessions and RPM — or work out the RPM you need to hit a monthly revenue goal.

Open calculator
mortgage

Mortgage Refinance Calculator

See your new payment, monthly savings, break-even point, and lifetime interest difference before you refinance your mortgage.

Open calculator
retirement

FIRE Calculator

Find your FIRE number, how many years until financial independence, and the age you could retire early — based on your savings rate and returns.

Open calculator
mortgage

Rent vs. Buy Calculator

Compare the long-run cost of renting against buying — including equity, appreciation, and the opportunity cost of your down payment — and find your break-even year.

Open calculator
investing

Inflation Calculator

See how inflation changes the buying power of a dollar between any two years, using real U.S. CPI-U data — with the cumulative and annualized rates.

Open calculator
taxes

Income Tax Calculator (Federal Brackets)

Estimate your U.S. federal income tax, marginal and effective rates, and take-home pay — with a bracket-by-bracket breakdown of how your income is taxed.

Open calculator

Free newsletter

Get smarter about money — every week

Join thousands of readers who receive our carefully curated analysis on personal finance, investing, and economic trends.

No spam. Unsubscribe anytime. We never sell your data.