Free Unit Conversion Calculator

Unit Conversion Calculator provides a FREE, clean and simple way to calculate conversions between a variety of units. Converting between different units of length, time, mass, temperature, volume and area has never been easier.

With your conversion of choice simply enter your quantity, select your desired input and output units and have your value immediately calculated. No fuss, no hassle.

Unit Conversion Calculator currently calculates and converts between a multitude of units for:

Mass - kilogram, pound, ounce, gram, carat.. [+more!]
Length - meter, kilometer, mile, yard, foot.. [+more!]
Time - second, minute, hour, day.. [+more!]
Temperature - Kelvin, Celsius, Fahrenheit
Volume - cubic meter, mile, yard, liter, cc.. [+more!]
Area - square kilometer, mile, yard, hectare, acre.. [+more!]