100% free No sign-up Unlimited Instant

Money math, worked out in seconds.

Free financial calculators for the decisions that matter — mortgage and loan payments, compound growth, retirement, debt payoff, tax and more. Clear breakdowns, full schedules, and results the moment you type. No sign-up, nothing uploaded.

Mortgage calculator Compound interest

20 calculators, no catch

Pick one and start instantly. Every result comes with the breakdown behind it.

Loans & mortgage

Mortgage Calculator Monthly payment with taxes, insurance and a full amortization schedule. Loan Calculator Monthly payment and total interest for any fixed-rate loan. Auto Loan Calculator Car payment with down payment, trade-in, sales tax and fees. Refinance Calculator Compare loans and find your refinance break-even point. Down Payment Calculator Down payment in dollars and percent, plus the loan left to finance.

Saving & investing

Compound Interest Calculator Project savings growth with contributions and compounding. Retirement Calculator Project your nest egg from contributions and expected return. Savings Goal Calculator How much to save each month to hit a goal by a target date. Investment Return Calculator Total return, profit and annualized CAGR for an investment. CD Calculator Maturity value and interest earned on a certificate of deposit.

Debt & credit

Debt Payoff Calculator Snowball vs avalanche payoff plan across multiple debts. Credit Card Payoff Calculator Months to clear a card and the total interest it costs. APR Calculator The true APR of a loan once fees and points are included.

Income & everyday

Salary Calculator Convert pay between hourly, weekly, monthly and annual. Income Tax Calculator Estimate US federal tax, effective rate and take-home pay. Sales Tax Calculator Add sales tax to a price, or back it out of a total. Tip Calculator Tip, total and per-person split for any bill. Percentage Calculator Percent of, what-percent, and percent change in one place. Inflation Calculator How inflation erodes buying power over a span of years. Discount Calculator Sale price and savings from a percent-off discount.

Built to actually explain the number.

Most calculators spit out one figure and leave you guessing. These show the breakdown — where the interest goes, how the schedule unwinds, what changes when you pay extra — so you can make the call with the full picture in front of you.

Built by CodingEagles
  • Full breakdowns, not just one number
  • Amortization schedules you can read
  • No account or sign-up
  • Nothing you type is uploaded
  • No paywall and no limits
  • Works on your phone

Instant, no round-trip

Every figure recalculates the moment you type. No spinner, no "calculate" button, no waiting on a server.

Private by design

Your income, balances and goals stay in your browser. Nothing is uploaded, logged or saved anywhere.

Estimates, not advice

Clear, honest math to help you plan — with the assumptions stated, so you always know what is behind the number.