About Financial Calculators

calc.xaygo.com is a free, fast, and privacy-friendly collection of financial calculators. Every calculation runs entirely in your browser — no data is sent to any server, no account is required.

What this site offers

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Mortgage Calculator

Monthly payment, total interest, and a full year-by-year amortization schedule.

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Loan Calculator

Monthly repayment for personal loans, auto loans, or student loans.

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Compound Interest

See how a lump sum or regular contributions grow over time.

Percentage Calculator

Four common percentage calculations that update as you type.

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Retirement Calculator

Estimate savings at retirement with inflation-adjusted projections.

Our principles

Free forever — no paywalls, no sign-ups.
Privacy-first — all calculations run locally in your browser. No numbers are transmitted or stored.
Educational only — results are estimates for informational purposes. Always consult a qualified financial advisor for personal financial decisions.
No fluff — fast-loading, minimal design, works on any device.

Part of the Xaygo family

calc.xaygo.com is one of several free tools built by Xaygo Labs. Visit xaygo.com for developer utilities, or age.xaygo.com for an age and birthday calculator.

Contact

Questions or feedback? Email us at [email protected].