Unit converter

Convert between everyday and technical units: meters and feet, kilograms and pounds, megabytes and gigabytes, km/h and mph — instantly as you type.

How to use

1. Pick the category: length, mass, data, speed…
2. Enter the value in either unit
3. The conversion updates live

Frequently asked questions

Is a gigabyte 1000 or 1024 megabytes?

Both conventions exist: GB (decimal, 1000) and GiB (binary, 1024). Drive makers use decimal, operating systems often binary.

How precise are the conversions?

Standard exact factors are used; rounding only happens at display.