Convert units of temperature, length, weight, and volume.
4 free tools — 100% client-side, no uploads
Convert temperatures between Celsius, Fahrenheit, and Kelvin.
Convert between meters, feet, inches, miles, and more.
Convert mass between kilograms, pounds, ounces, and grams.
Convert volumes between liters, gallons, cups, and milliliters.
Convert units of temperature, length, weight, and volume. All tools run entirely in your browser using client-side JavaScript. Your data never leaves your device — no server uploads, no tracking, no accounts required. Bookmark this page to access all 4 tools instantly.