๐Ÿ‡บ๐Ÿ‡ธ United States

Financial Calculators for the United States

US-specific formulas, rates, and tax rules.

Retirement Tax by State

How is your Social Security + pension + 401(k) taxed in each state? 10,000 Americans turn 65 every day โ€” this is the #1 retirement tax question.

State Tax Comparisons

Side-by-side total tax burden: income + property + sales. The real math behind "which state is cheaper?"

Cost of Living by State

What salary do you need in each state to maintain your lifestyle? Housing + groceries + transport + healthcare + tax combined.

Tax Credits & Planning

EV credits, solar incentives, ACA subsidies, and dependent care savings