Unit Converters
18 toolsLength, weight, temperature, volume, and other unit conversions.
Eighteen converters covering the units that come up in real life and real work: length, weight, temperature, volume, speed, energy, pressure, data storage, and more. Each one converts as you type, in both directions.
Conversion factors follow standard definitions (the international yard and pound, IEC data units, and so on), so results match what a textbook or datasheet would give you.
Most popular
- Angle Converter Convert angles between degrees, radians, gradians, turns, arcminutes, and arcseconds instantly.
- Area Converter Convert between square meters, square feet, acres, hectares, square miles, and more.
- Cooking Converter Convert cooking measurements: teaspoons, tablespoons, cups, milliliters, and more.
- Data Storage Convert between bits, bytes, KB, MB, GB, TB, and IEC (KiB, MiB, GiB) units instantly.
- Energy Converter Convert energy between Joules, kJ, calories, kcal, Wh, kWh, BTU, foot-pounds, and electronvolts.
- Force Converter Convert force units between Newtons, kilonewtons, meganewtons, pound-force, kilogram-force, dynes, and kips instantly.
- Frequency Converter Convert frequency units between Hertz, kilohertz, megahertz, gigahertz, terahertz, RPM, and revolutions per second.
- Fuel Efficiency Converter Convert fuel efficiency between US MPG, UK MPG, kilometres per litre (km/L), and litres per 100 km (L/100km).
- Lat/Long Converter Convert GPS coordinates between Decimal Degrees (DD), Degrees Minutes Seconds (DMS), and Degrees Decimal Minutes (DDM). Runs entirely in your browser.
- Length Converter Convert between millimeters, centimeters, meters, kilometers, inches, feet, yards, miles, nautical miles, and more. Instant bidirectional conversion. All calculations happen locally.
- Power Converter Convert power between watts, kilowatts, megawatts, horsepower (mechanical, metric, electrical), and BTU/h.
- Pressure Converter Convert pressure between Pa, kPa, MPa, bar, atm, psi, mmHg, inHg, and Torr instantly.
- Speed Converter Convert between mph, km/h, m/s, knots, and other speed units.
- Temperature Convert between Celsius, Fahrenheit, Kelvin, and Rankine instantly. Includes common reference temperatures and an explanation of each scale. All calculations happen locally.
- Time Converter Convert time between nanoseconds, microseconds, milliseconds, seconds, minutes, hours, days, weeks, months, years, decades, and centuries.
- Torque Converter Convert torque between Newton-metres, kilonewton-metres, foot-pounds, inch-pounds, inch-ounces, and kilogram-force metres.
- Volume Converter Convert between milliliters, liters, gallons, cups, fluid ounces, and more.
- Weight Converter Convert between kilograms, pounds, ounces, stone, metric tons, troy ounces, carats, and more. Instant bidirectional conversion. All calculations happen locally.
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