Converters
Convert common measurements for length, mass, temperature, area, volume, speed, time, data, energy, pressure and power. Choose the correct source and target units, then use the result to compare specifications or prepare calculations in a consistent system. Always confirm units and conversion conventions where precision matters.
Converter Tools
All Category 05 converters are now available. Choose a tool below to start converting.
Length Converter
Convert length and distance units including metric, imperial and common international units.
Open converter →Weight Converter
Convert weight and mass units including kilograms, grams, pounds, ounces and more.
Open converter →Temperature Converter
Convert temperatures between Celsius, Fahrenheit and Kelvin.
Open converter →Area Converter
Convert area units including square meters, square feet, acres, hectares and more.
Open converter →Volume Converter
Convert volume units including liters, milliliters, gallons, quarts, pints and more.
Open converter →Speed Converter
Convert speed between km/h, mph, m/s, knots and other common units.
Open converter →Time Converter
Convert seconds, minutes, hours, days, weeks and other time units.
Open converter →Data Storage Converter
Convert bits, bytes, KB, MB, GB, TB and larger digital storage units.
Open converter →Energy Converter
Convert joules, calories, watt-hours, BTU and other energy units.
Open converter →Pressure Converter
Convert pascals, kilopascals, bar, psi, atm, mmHg and other pressure units.
Open converter →Power Converter
Convert watts, kilowatts, megawatts, horsepower and other power units.
Open converter →Force Converter
Convert newtons, kilonewtons, pound-force and other force units.
Open converter →Torque Converter
Convert torque between N·m, lb-ft, kgf·m and other common units.
Open converter →Frequency Converter
Convert hertz, kilohertz, megahertz, gigahertz and other frequency units.
Open converter →Voltage Converter
Convert volts, millivolts, kilovolts and other voltage units.
Open converter →Current Converter
Convert amperes, milliamperes, microamperes and other current units.
Open converter →Electrical Resistance Converter
Convert ohms, kilohms, megohms and other electrical resistance units.
Open converter →Electric Charge Converter
Convert coulombs and common charge-related units such as ampere-hours.
Open converter →Angle Converter
Convert degrees, radians, gradians and other angular units.
Open converter →Fuel Economy Converter
Convert fuel economy between MPG, km/L and L/100 km.
Open converter →Flow Rate Converter
Convert liquid and volumetric flow rates such as L/min, m³/s and gal/min.
Open converter →Acceleration Converter
Convert acceleration between m/s², ft/s², g and other units.
Open converter →Density Converter
Convert density units including kg/m³, g/cm³ and lb/ft³.
Open converter →Molar Mass Converter
Convert molar-mass units such as g/mol and kg/kmol.
Open converter →Amount of Substance Converter
Convert amount-of-substance units such as mol, mmol and kmol.
Open converter →Concentration Converter
Convert common concentration representations including percent, ppm and ppb.
Open converter →Illuminance Converter
Convert illuminance between lux, foot-candles and related units.
Open converter →Luminance Converter
Convert luminance between cd/m² and other common luminance units.
Open converter →Magnetic Field Converter
Convert magnetic flux density between tesla, gauss and related units.
Open converter →Radiation Converter
Convert common radiation activity and dose units.
Open converter →Sound Level Converter
Work with common sound-level units and decibel-related measurements.
Open converter →Typography Converter
Convert typography units such as points, picas, pixels and em-based values.
Open converter →Shoe Size Converter
Compare common shoe-size systems such as US, UK and EU.
Open converter →Clothing Size Converter
Compare common international clothing-size systems.
Open converter →Cooking Measurement Converter
Convert cups, tablespoons, teaspoons, milliliters, fluid ounces and more.
Open converter →Height Converter
Convert height between centimeters, meters, feet and inches.
Open converter →Distance Converter
Convert everyday distance units such as kilometers, miles, meters, yards and feet.
Open converter →Nautical Distance Converter
Convert nautical miles, kilometers, statute miles and related distance units.
Open converter →Astronomical Distance Converter
Convert astronomical distances such as AU, light-years and parsecs.
Open converter →Time Zone Converter
Convert a date and time between selected global time zones.
Open converter →Unix Timestamp Converter
Convert Unix timestamps to readable dates and times and back.
Open converter →Roman Numeral Converter
Convert numbers to Roman numerals and Roman numerals back to numbers.
Open converter →Number Base Converter
Convert numbers between binary, decimal, octal and hexadecimal.
Open converter →Fraction to Decimal Converter
Convert fractions to decimal values and decimals to simple fractional forms.
Open converter →Decimal to Percentage Converter
Convert decimal values to percentages and percentages back to decimals.
Open converter →Bits to Bytes Converter
Convert bits and bytes and their common decimal and binary multiples.
Open converter →Minutes to Hours Converter
Convert minutes to hours, including decimal-hour results.
Open converter →Hours to Minutes Converter
Convert hours to minutes, including decimal-hour input.
Open converter →Seconds to Hours Converter
Convert seconds to hours, including decimal-hour results.
Open converter →General Unit Converter
Convert units across multiple measurement categories from one unified tool.
Open converter →Converters are live and ready to use.
Each converter will be built with clear units, transparent conversion factors or formulas, useful explanations and a mobile-friendly interface.