Unit Converter
Convert length, weight, temperature, volume, speed, and data units instantly. Pick a category, choose units, type a value.
How to Convert Units Online
Fast, accurate conversions between metric and imperial units - plus digital storage.
Pick a Category
Choose from Length, Weight, Temperature, Volume, Speed, or Data. Each category loads the units used most in daily life and work.
Choose Your Units
Select the unit you have and the unit you want - for example centimeters to inches, kilograms to pounds, or megabytes to gigabytes.
Type the Value
The result updates instantly as you type. No button to press, no page reload, and decimals are handled precisely.
Copy the Result
One click copies the converted value to your clipboard, ready to paste into a document, spreadsheet, or message.
Why Use This Unit Converter?
Everyday conversions without a calculator or a search engine detour.
Metric & Imperial
Move between centimeters, meters, kilometers, inches, feet, yards, and miles - or grams, kilograms, ounces, and pounds - without memorizing factors.
Temperature Done Right
Celsius, Fahrenheit, and Kelvin use proper offset formulas, not just multiplication, so -40 really does equal -40.
Digital Storage
Bits, bytes, KB, MB, GB, TB, and PB for file sizes, bandwidth, and storage planning.
Fully Private
All math runs in your browser. No value you enter is ever sent to a server.
Frequently Asked Questions
Select the Temperature category, choose Celsius as the source and Fahrenheit as the target, then type your value. The formula (F = C x 9/5 + 32) is applied instantly.
Yes. The Data category covers bits, bytes, KB, MB, GB, TB, and PB using decimal (1000-based) conventions commonly used by storage makers.
No. All conversions are computed locally in your browser. Nothing you type ever leaves your device.