Unit Converters
Free unit converters from ConversionsHome — switch between metric and imperial units for weight, length, temperature, area, volume and more. Instant answers, no sign-up.
Weight Converter (kg to lb, oz, g)Free weight converter: convert kg, lb, g, oz, stone and tonnes instantly, with a full conversion table.
Length Converter (m to ft, in, cm, km, miles)Free length converter: convert mm, cm, m, km, inches, feet, yards and miles instantly with a full table.
Temperature Converter (C to F, K)Free temperature converter: convert between Celsius, Fahrenheit and Kelvin instantly, all three shown.
Area Converter (m2 to ft2, acres, hectares)Free area converter: convert square metres, square feet, acres, hectares and more instantly with a full table.
Volume Converter (litres to gallons, cups, ml)Free volume converter: convert litres, gallons, cups, ml, fl oz and more instantly with a full table.
Speed Converter (km/h to mph, m/s, knots)Free speed converter: convert km/h, mph, m/s and knots instantly, with a full conversion table.
Time Converter (hours to minutes, seconds, days)Free time converter: convert seconds, minutes, hours, days, weeks and years instantly with a full table.
Data Storage Converter (GB to MB, KB, TB)Free data storage converter: convert bits, bytes, KB, MB, GB and TB instantly with a full table.
Pressure Converter (psi to bar, kPa, atm)Free pressure converter: convert psi, bar, kPa, atm and mmHg instantly, with a full conversion table.
Energy Converter (kWh to joules, kcal, BTU)Free energy converter: convert kWh, joules, kcal, BTU and more instantly, with a full conversion table.
Power Converter (kW to hp, watts, BTU/h)Free power converter: convert kW, watts, horsepower and BTU/h instantly, with a full conversion table.
Frequency Converter (Hz to kHz, MHz, GHz, rpm)Free frequency converter: convert Hz, kHz, MHz, GHz and rpm instantly, with a full conversion table.