How to Convert Units Online for Free — Length, Weight, Temp
Convert metres to feet, kg to pounds, Fahrenheit to Celsius, and dozens of other units instantly in your browser.
Convert Units Online — Free & Private
Convert between metres, feet, kilograms, pounds, Fahrenheit, Celsius, litres, gallons, and dozens of other units instantly — all calculations happen locally in your browser with no internet required after page load.
Unit conversion is needed for cooking, engineering, travel, and scientific work. This converter handles length, weight, temperature, volume, speed, and more — all calculated instantly in your browser.
How to Convert Units Online
Step 1: Enter Your Value
Type the numeric value you want to convert into the input field.
Step 2: Select the From-Unit and To-Unit
Choose your source unit and target unit from the dropdowns. Categories include length, weight, temperature, volume, speed, and more.
Step 3: View the Result
The converted value appears instantly with full precision. Swap button lets you reverse the conversion direction.
Step 4: Copy the Converted Value
Click Copy to capture the result for use in documents, spreadsheets, or messaging.
Why Use This Converter?
Completely Private
All conversions happen locally — no server receives your inputs or results.
Instant Results
Results appear immediately as you type with no button press required.
Many Unit Categories
Covers length, weight, temperature, volume, speed, area, digital storage, and more.
Convert Units Now — No Upload Required
Runs entirely in your browser — no upload, no account, no waiting.
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