🇺🇸 Personal finance in US

Money tools built for US rules.

Calculators and guides that use the US’s actual tax rules for 2025, not a generic estimate. Free, no sign-up.

Calculators

Your US salary after federal income tax and FICA.

Compound interest, FIRE, debt payoff and more — any currency.

Educational estimates using published 2025 figures, not tax advice. For your exact numbers, check the US’s official tax authority or a payslip.