OnlineConversion.com

OnlineConversion.com allows you to convert just about anything to anything else.

Most Popular Conversions

The most popular conversions are Length, Temperature, Speed, Volume, Weight, Cooking, Area, Fuel Economy and Currency.

Conversion Categories

Acceleration Acceleration constants. g-unit, meter/square second, more...

Angles Gradients, Radians, Degrees, Minutes, Seconds, Points, More...

Area Square centimetre, Square metre, Square inch, Square foot, Square mile, Square Kilometre, Acres, Circles, More...

Astronomical Astronomical unit, light-years, parsecs, More...

Clothing Convert clothing sizes between many different countries.

Computers and Electronics Various conversions and calculators related to computers and electronics.

Cooking Various cooking volume conversions, including Drop, Dash, Pinch, Teaspoons, Tablespoons, Cups, etc. Plus other cooking conversions such as butter weight, and gas mark temperatures.

Date/Time Several different converters and calculators related to dates and times.

Density kg/cubic meter, lbm/cubic foot, lbm/gallon, aluminum, copper, gold, water, More...

Energy Joules, Btu, calories, electronvolt, erg, watt hour, therm, toe, tce, More...

Finance Several calculators and conversions related to finance

Flow Rate Many different flow rate conversions. Includes separate pages for mass based, volume based, and mole based flowrates.

Force Dyne, gram-force, poundals, newtons, pounds, kgm-force, More...

Frequency Hertz, cycles per second, revolutions per second, degrees per second, radians per second, many more...

Length / Distance Millimeters, Centimeters, Inches, Feet, Yards, Meters, Kilometers, Miles, Mils, Rods, Fathoms, Nautical Miles, More...

Light Conversion calculators for illuminance and luminance.

Numbers Number conversions and information. Base conversion, SI Standard prefixes, American and British naming conventions, and more...

Power Watts, BTU/hour, foot-lbs/second, Horsepower, kilowatts, More...

Pressure dyne/sq cm, Pascal, poundal/sq foot, Torr, inch H2O, inch mercury, More...

Speed centimeters/second, meters/second, kilometers/hour, feet/second, feet/minute, miles/hour, knots, mach, More...

Temperature Celsius, Fahrenheit, Rankine, Reaumur, and Kelvin

Torque Pound-force Foot, Pound-force Inch, Kilogram-force Meter, and Newton meter

Viscosity Poise, Centipoise, Water, Oil, Glycerin, more...

Volume Liquid and Dry. Liters, Fluid Ounces, Pints, Quarts, Gallons, Milliliter/cc, Barrels, Gill, Hogshead, More...

Weight / Mass Kilograms, Ounces, Pounds, Troy Pounds, Stones, Tons