Online Unit Conversion

Convert between different units of length and distance measurement including meters, feet, inches, yards, kilometers, miles, and other metric and imperial units.

Convert temperatures to and from celsius, fahrenheit, and kelvin.

Convert between different speed and velocity units including mph, km/h, m/s, knots, and other measurements of rate of motion.

Many different liquid and dry volume conversions.

Convert between different weight and mass units including kilograms, pounds, ounces, grams, tons, and other measurements of mass.

Convert computer memory, hard drive, and data numbers.

Time and date conversion tools including time zones, date calculations, calendar utilities, and various time-related conversions.

Convert between different angle measurements.

Convert between different area measurements including square meters, square feet, acres, hectares, square kilometers, square miles, and other metric and imperial area units.

Convert between different power units including watts, kilowatts, megawatts, horsepower, BTU per hour, and other electrical and mechanical power measurements.

Convert between different energy units including joules, calories, kilocalories, BTU, kilowatt-hours, foot-pounds, ergs, and other thermal, mechanical, and electrical energy measurements.

Convert between different density units including kg/cubic meter, pounds per cubic foot, grams per cubic centimeter, and density measurements for various materials.