Convert common units quickly. Metric and Imperial.
Free and easy. In the 20 most spoken languages in Europe.
Length: Convert mm to cm, cm to inch, foot to km.
Area: Convert m² to acres, acres to hectares, cm² to in².
Volume: Convert ml to pints, liters to gallons, gallons to m³.
Weight: Convert grams to kg, ounces to mg, metric tons to imperial tons.
Select the area, like ‘weight’ on the left side.
The next screen shows both metric and imperial conversion calculators.
Switch anytime between languages at the top of your screen.