Free US tools and calculators

Calculate US take-home pay, federal income tax, and FICA Social Security and Medicare deductions per paycheck and annually.

Calculate sales tax across all 50 US states with local city and county tax rates, or extract pre-tax amounts from total receipts.

Calculate 401(k) retirement growth with employer matching, annual contributions, compound interest and target retirement balance.

Calculate monthly US mortgage payments (PITI) with principal, interest, property taxes, homeowners insurance and PMI estimates.

Calculate US overtime pay at 1.5× time-and-a-half and 2.0× double-time hourly rates under standard FLSA wage guidelines.

Calculate road trip gas costs in the US by miles, vehicle MPG, gas price per gallon and passenger expense splitting.

Calculate restaurant tips at 15%, 18%, 20% or custom rates, split bills evenly between people, and round up totals.

Calculate monthly auto loan payments, financing costs, interest and sales tax for new and used vehicles in the US.

Calculate Certificate of Deposit (CD) interest earnings, APY compounding, and final balance at maturity.

Estimate monthly Social Security retirement benefits from age 62 to 70 and compare lifetime cumulative payouts.

Calculate US federal capital gains tax for short-term vs long-term holdings (0%, 15%, 20%) plus 3.8% Net Investment Income Tax (NIIT).

Compare Roth IRA and Traditional IRA future growth, tax savings, and after-tax retirement income based on current and future tax brackets.

Calculate US self-employment tax (Schedule SE 15.3% FICA), Social Security wage base limit, Medicare tax and 50% above-the-line deduction.