Free Online Unit Converter

Convert between units of length, mass, temperature, area, volume, speed, data, time, and pressure. Fast, accurate, and completely free.

Conversion Categories

Length

Convert between different units of length and distance

11 units available

Mass

Convert between different units of mass and weight

10 units available

Temperature

Convert between different temperature scales

4 units available

Area

Convert between different units of area

10 units available

Volume

Convert between different units of volume

18 units available

Speed

Convert between different units of speed and velocity

7 units available

Data Storage

Convert between different units of digital data storage

11 units available

Time

Convert between different units of time

12 units available

Pressure

Convert between different units of pressure

10 units available

Popular Conversions

Feet to Centimeters Inches to Centimeters Kilometers to Miles Meters to Feet Pounds to Kilograms Ounces to Grams Kilograms to Pounds Fahrenheit to Celsius Celsius to Fahrenheit Celsius to Kelvin Gallons to Liters Cups to Milliliters Liters to Gallons Miles per Hour to Kilometers per Hour Kilometers per Hour to Miles per Hour Square Feet to Square Meters Acres to Hectares Megabytes to Gigabytes Gigabytes to Terabytes Hours to Minutes Days to Hours PSI to Bar Atmospheres to Pascals

How to Use Our Unit Converter

1

Select Category

Choose from our comprehensive list of conversion categories

2

Enter Value

Input the value you want to convert and select units

3

Get Results

Instantly see your converted value with high precision

Why Choose Our Converter?

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