CALCULATOR CATEGORY
Conversions calculators
Check the unit definition carefully. US liquid gallons differ from imperial gallons, and weight ounces differ from fluid ounces. The result is rounded for display; the stated conversion factor controls the calculation.
- Miles to kilometers
Convert distances using the exact mile definition.
- Kilograms to pounds
Convert metric mass to pounds.
- Fahrenheit to Celsius
Convert a temperature between two scales.
- Speed converter
Convert miles per hour to km/h and m/s.
- Centimeters to inches
Convert metric lengths to inches.
- Feet to meters
Convert feet to meters.
- Liters to US gallons
Convert volume using US liquid gallons.
- Ounces to grams
Convert avoirdupois weight ounces to grams.
- Celsius to kelvin
Convert temperature to the absolute scale.
- Square feet to square meters
Convert area between customary and metric units.
- Acres to hectares
Convert land area to hectares.
- PSI to kilopascals
Convert pressure from psi to kPa.
- Degrees to radians
Convert an angle to radians.
- Kilojoules to food calories
Convert energy to nutritional kilocalories.