Fast, Free Tools for Everyday Calculations

Finance tools, converters, developer utilities, and more - all in one place.

  • 30,000+ tools
  • Free to use
  • No sign-up required
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Money Tools

Mortgage Calculator Loan Payment Calculator Take-Home Pay Calculator Compound Interest Calculator Debt Payoff Calculator Retirement Calculator

More Utilities

Plan a mortgage

Pay down debt

Tax & take-home

Retirement planning

Convert data

Encode & secure

Frequently Asked Questions

Do I need to create an account?

No. Every tool runs in your browser with no sign-up. Just open and use.

Is my data sent to your servers?

No. All processing is local. Your inputs never leave your device.

Are the calculators accurate?

We use standard formulas (amortization, compound interest, etc.). Good for planning; for official decisions consult a professional.

Can I use these on my phone?

Yes. Browser-based tools work on any device with a web browser.

How often are tools updated?

We update when tax or regulatory rules change and add new utilities regularly.

How do I report an error or suggest a tool?

See the About page for how to get in touch.

  • 100% Free
  • No Account Required
  • Runs in Your Browser
  • Updated Weekly
  • Accurate Formulas