Converters
Unit Converter
Convert between units of length, weight, temperature, speed, area, volume and digital storage in one place.
About the Unit Converter
An all-in-one unit converter saves you from hunting for the right tool. Choose a category, pick your units, and convert instantly with high precision.
It covers everyday measurement systems used in science, cooking, travel and engineering, switching cleanly between metric and imperial.
How to use the Unit Converter
- Choose a category.
- Enter a value and select the from unit.
- Select the to unit.
- Click Convert.
How the calculation works
Convert the value to a base unit, then to the target unit
Example
Switch to the Length category and 5 kilometres converts to 3.106856 miles.
Frequently asked questions
Length, weight, temperature, speed, area, volume and digital storage, each with common units.
Yes, conversions use precise factors and results are shown to several decimal places.
Yes, each converter has a swap control to instantly reverse the from and to units.
No, all conversions run offline in your browser once the page has loaded.