Whether you're cooking with a recipe in metric, comparing prices across countries, or working on a science project, unit conversions are something we all deal with regularly. ToolKnit's Unit Converter makes it effortless.
8 Categories, One Tool
Our converter supports eight complete categories:
- Length — mm, cm, m, km, inches, feet, yards, miles
- Weight — mg, g, kg, metric tons, ounces, pounds, stones
- Temperature — Celsius, Fahrenheit, Kelvin
- Area — mm², cm², m², km², in², ft², acres, hectares
- Volume — mL, L, m³, gallons, quarts, pints, cups, fl oz
- Speed — m/s, km/h, mph, knots, ft/s
- Data — bytes, KB, MB, GB, TB, PB
- Time — ms, seconds, minutes, hours, days, weeks, years
Bidirectional & Instant
Type in either field and the other updates in real time. No button to click, no page reloads. The conversion formula is displayed below the result so you always know the math behind it.
Common Conversions
Some of the most popular conversions people search for:
- 1 inch = 2.54 cm
- 1 mile = 1.609 km
- 1 pound = 0.4536 kg
- 32°F = 0°C
- 1 gallon = 3.785 liters
- 1 GB = 1,024 MB
Privacy First
Everything runs in your browser. No data is sent to any server. The converter works offline once the page is loaded.
Try it now: Open Unit Converter — free, instant, no sign-up required.