Energy Converter
Convert joules, kilowatt-hours, calories and BTU.
Applied units
Energy, power, pressure, fuel use and angles.
26 tools in this part of the catalogue.
Fuel Economy Converter
Convert km/L, mpg and liters per 100 km.
Power Converter
Convert watts, kilowatts and three named horsepower units.
Angle Converter
Convert degrees, radians, turns and arc units.
Pressure Converter
Convert pascals, bar, atmospheres, torr and psi.
Frequency and Period Converter
Convert positive frequency and period with f = 1/T.
Trip Fuel Cost Calculator
Estimate fuel needs using your distance and price.
Force Converter
Convert newtons, pound-force and kilogram-force.
Torque Converter
Convert torque values with explicit force-length units.
Density Converter
Convert mass per volume with clearly named units.
Viscosity Converter
Convert viscosity units with density for cross-type results.
Acceleration Converter
Convert acceleration and standard-gravity multiples.
Flow Rate Converter
Convert flow rates with explicit time and density choices.
Electric Charge Converter
Convert coulombs and ampere-hours as charge units.
Electric Current Converter
Convert amperes, milliamperes and microamperes.
Voltage Converter
Convert volts, millivolts and kilovolts.
Resistance and Conductance Converter
Convert ohms and siemens, including reciprocal values.
Capacitance Converter
Convert farad scales and decode three-digit pF codes.
Inductance Converter
Convert henry scales without interpreting component ratings.
Magnetic Flux Density Converter
Convert tesla and gauss as magnetic flux density.
Illuminance Converter
Convert lux and foot-candles for incident light.
Luminance Converter
Convert luminance units, keeping lux separate.
Radiation Unit Converter
Convert matching radiation quantities only.
Concentration Converter
Convert concentration with stated assumptions.
Office Text Format Converter
Convert plain Office paragraphs.
Shoe Size Reference Converter
Compare named adidas adult chart sizes.