📏Unit Conversion Tools
Unit conversion tools for turning a measurement expressed in one unit into the same quantity in another, across every dimension that comes up in daily and technical work: length, area, volume, weight and mass, speed, pressure, power, torque, time, electrical units, and digital data, plus a general Unit Converter that spans all of them. Each converter carries a deep unit list rather than the handful most tools offer, with configurable decimal precision and support for fractions, mixed numbers, and scientific notation. The assumption that causes the most quiet errors is that a conversion is a single fixed factor. Digital storage has two competing standards, binary powers of 1024 and decimal powers of 1000, that disagree by a growing margin as the units get larger, which is why the Byte Converter and Data Unit Converter expose both rather than picking one silently. Volume and weight are not interchangeable without knowing the substance, since a cup of flour and a cup of water have different densities, which is why the Volume to Weight Converter keys on the material. If you are new to the category, start with the general Unit Converter for everyday conversions across categories, the Byte or Data Unit Converter for storage and transfer figures where the binary-versus-decimal choice matters, and the Volume to Weight Converter whenever a recipe or spec crosses between how much space something takes up and how much it weighs. These are arithmetic conversions using standard factors, not a metrology reference; for legal or trade measurement, confirm against the governing standard.
14 tools available
Area Converter
Convert between 13 area units including acres, hectares, square feet, square meters, and square miles with configurable decimal precision from 2 to...
Byte Converter
Convert between 20 digital storage units from bits to exabytes in both binary (power-of-1024) and decimal (power-of-1000) standards.
Data Unit Converter
Convert between data storage and transfer units including bits, bytes, and all SI and binary (IEC) prefixes from kilobytes to exbibytes.
Length Converter
Convert between 23 length units spanning metric, imperial, nautical, and astronomical systems with configurable decimal precision from 2 to 10 places.
Power Unit Converter
Convert between 30 power units including watts, kilowatts, horsepower, BTU per hour, volt-amperes, tons of refrigeration, and decibel-milliwatts.
Pressure Converter
Convert between 13 pressure units including atmospheres, bar, pascals, PSI, torrs, and millimeters of mercury.
Speed Converter
Convert between 40 speed units including metric, imperial, knots, Mach, and light speed with support for fractions, mixed numbers, and scientific notation.
Time Converter
Convert between 14 time units from nanoseconds to millennia with support for fractions, mixed numbers, and scientific notation.
Torque Converter
Convert between 16 torque units including newton meters, pound-force feet, kilogram-force meters, and dyne centimeters.
Unit Converter
Convert between hundreds of units across length, weight, temperature, time, area, volume, speed, power, energy, pressure, data, and angle categories.
Voltage Converter
Convert between electrical units across voltage, current, power, energy, luminous flux, and illuminance categories.
Volume Converter
Convert between 47 volume units including liters, gallons, cups, barrels, and cubic measurements with fraction and mixed number support.
Volume to Weight Converter
Convert between volume and weight for over 50 common substances using comprehensive unit options including cups, liters, gallons, grams, pounds, and ounces.
Weight Converter
Convert between 20 weight and mass units including carats, grains, grams, kilograms, pounds, ounces, stones, tons, troy weights, hundredweights, and moles.