What categories can I convert?

Length, weight, temperature, speed, digital data, time, and area — 7 categories with dozens of units each.

How accurate are the conversions?

Conversions use precise mathematical formulas. Temperature conversions handle Celsius, Fahrenheit, and Kelvin correctly.

Unit Converter

Convert between units of length, weight, temperature, speed, data, time, and area.

How to use: Select a category (length, weight, temp, etc.), enter a value, and see all conversions.

From

0.001

All Conversions

0.001 Kilometers

100 Centimeters

1000 Millimeters

0.000621371 Miles

3.28084 Feet

39.3701 Inches

1.09361 Yards

Universal Unit Converter

Convert between metric, imperial, and other unit systems. Select a category, enter a value, and see all conversions at once. Supports length (km, miles, feet), weight (kg, lbs, oz), temperature (°C, °F, K), and more.

Frequently Asked Questions

What categories can I convert?: Length, weight, temperature, speed, digital data, time, and area — 7 categories with dozens of units each.
How accurate are the conversions?: Conversions use precise mathematical formulas. Temperature conversions handle Celsius, Fahrenheit, and Kelvin correctly.