Unit converter

Converted value -
Conversion -

Conversions use common exact or standard factors for everyday use. Specialized contexts may use different definitions.

See examples

Everyday measurements

Convert miles to kilometers, pounds to kilograms, liters to gallons, and more.

Cooking and shopping

Switch between common volume and weight units for quick practical checks.

Weather and travel

Convert Celsius, Fahrenheit, and Kelvin for travel, study, or reference.

About this helper

This unit converter handles common everyday units for length, weight, volume, and temperature. Linear units use standard conversion factors, while temperature conversions use the usual Celsius, Fahrenheit, and Kelvin formulas. The calculation runs in your browser.

Which unit types are supported?

The first version supports length, weight, volume, and temperature units.

Are conversions exact?

Many metric and imperial factors are exact by definition, but displayed results are rounded for readability.

Are my values uploaded?

No. The conversion runs in your browser and the site does not receive the values you type.