All Calculators

Free, fast, mobile-friendly calculators for everyday money decisions. No sign-up required.

Real Estate & Loans

Estimate your monthly mortgage payment with PITI, PMI, and HOA. Compare 15- vs 30-year terms.

Monthly payment, total interest, and APR for personal, auto, and student loans.

Project your retirement savings with employer match, IRS 2025 limits, and the 4% rule.

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Calculate tips fast for restaurants, delivery, and rides. Split bills between any number of people.

Sales tax for all 50 US states. Add tax to a price or work backwards from a total.

No buttons to press. Type any number and the calculator updates immediately.

Built for any screen size. Works without an app and without a sign-up.

All calculations run in your browser. We never see your numbers.