Free US Financial Calculators for Every Money Decision

45 calculators for mortgages, loans, investing, retirement, salary, taxes, and savings — built on verified 2026 IRS, SSA, and FHFA figures.

Popular Calculators

The most-used tools, out of 45 total — all updated for the 2026 tax year.

Estimate your total monthly mortgage payment, including principal, interest, property tax, insurance,…

Estimate your take-home pay per paycheck after federal tax, FICA, state tax,…

Project your 401(k) balance at retirement, including employer match and compound growth,…

Estimate your 2026 federal income tax using the official IRS tax brackets…

Estimate how much life insurance coverage you need, using the widely used…

Find out how much liability coverage you should carry, based on the…

Compare the total expected annual cost of two health insurance plans, combining…