About this tool
Convert between common units of length, mass, temperature, data size and speed. Pick a category, choose the source and target units, and get an instant, precise result. Metric and imperial supported.
Frequently asked questions
How is temperature converted?
Celsius, Fahrenheit and Kelvin are converted through their exact formulas, not simple ratios.
Does data use 1024 or 1000?
Data sizes use binary multiples (1 KB = 1024 bytes), matching how operating systems usually report storage.