CalculatorForWork · Conversion tools

Unit Conversion Calculators

Quickly convert everyday and technical measurements. Choose a category below to open its converter, enter a value, and get your result.

15 free conversion tools

Everyday conversions

For common measurements, cooking, and everyday use.

6 tools

Length Converter cm, inches, feet, meters & miles Weight Converter kg, pounds, ounces, grams & more Area Converter Square feet, acres, hectares & more Volume Converter Liters, gallons, cups & cubic units Temperature Converter Celsius, Fahrenheit, Kelvin & more Cooking Converter Cups, grams, spoons & ingredients

Technical conversions

Units for engineering, vehicles, and physical quantities.

6 tools

Speed Converter mph, km/h, m/s, knots & more Pressure Converter PSI, bar, pascal, atm & more Power Converter Watts, kilowatts, horsepower & more Energy Converter Joules, calories, kWh & BTU Fuel Economy Converter US/UK MPG, km/L & L/100 km Flow Rate Converter GPM, L/min, CFM & m³/h

More measurement tools

Time, digital storage, and angles in one place.

3 tools

Time Converter Seconds, minutes, hours, days & more Data Storage Converter Bits, bytes, KB, MB, GB, GiB & more Angle Converter Degrees, radians, gradians & more

Select the correct units before converting. Some measurements, including US and UK gallons or ingredient-based cooking weights, use different standards.