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🔢 Calculators

Fast, accurate calculators that run in your browser. No sign-up, no ads interrupting your work.

🔒 100% Local ⚡ Always Free 🚫 No Server Uploads 🚫 No Sign-up 🍪 No Cookies

Health & Personal

BMI Calculator
HOT
Calculate your Body Mass Index (BMI) from height and weight. Supports metric …
Age Calculator
HOT
Calculate exact age in years, months, and days from any date of birth. Find o…

Date & Time

Date Difference
Calculate the exact number of days, weeks, months, and years between any two …

Math

Percentage Calculator
HOT
Calculate percentages, find what percent one number is of another, compute di…
Scientific Calculator
HOT
Full-featured scientific calculator with trigonometry, logarithms, exponents,…

Finance

Loan Calculator
HOT
Calculate monthly loan payments, total interest, and view a full amortization…
Tip Calculator
Calculate tips and split bills among any group size. Set custom tip percentag…

Measurement

Unit Converter
Convert between length, weight, temperature, volume, area, speed, and data st…
Speed Calculator
Calculate speed, distance, or time given any two values. Supports km/h, mph, …

Free Calculators — No Server Upload Required

All calculators on TitanFile are powered entirely by your browser. Files are processed using modern Web APIs — your data is never sent to a server, stored in the cloud, or shared with anyone.

What makes TitanFile different?

  • Zero uploads — your files never leave your device.
  • No accounts — open any tool and start immediately.
  • No paywalls — every tool, every feature, 100% free.
  • No watermarks — output files are clean and ready to use.
  • Works offline — once loaded, most tools work without internet.

How it works

When you drop a file into a TitanFile tool, your browser reads it directly from disk using the File API. Processing is done via Canvas, WebAssembly, or pure JavaScript — then the result is handed back to you as a download. No round-trips to any server at any point.