Unit Converter

Length, weight, temperature, volume and more

About this tool

Choose a category, enter a value and read the same quantity in every unit of that category at once. Temperature uses the proper offset formulas, and digital storage supports both decimal (KB, MB) and binary (KiB, MiB) units.

The formula

Value in target = value × (factor of source ÷ factor of target) | °F = °C × 9/5 + 32
Worked example5 miles × 1.609344 = 8.047 kilometres.

Frequently asked questions

How many feet are in a metre?

One metre is about 3.28084 feet.

What is the difference between MB and MiB?

A megabyte (MB) is 1,000,000 bytes; a mebibyte (MiB) is 1,048,576 bytes.

How do I convert °C to °F?

Multiply by 9/5 and add 32. For example 20 °C is 68 °F.