All tools

Converters

31 free tools, no sign-up needed.

• Acceleration Converter — Convert between m/s², g-force, and ft/s².
• Angle Converter — Convert between degrees, radians, and gradians.
• Area Converter — Convert between square metres, acres, hectares, and square feet.
• Aspect Ratio — Simplify a width×height ratio and scale dimensions.
• Blood Sugar Converter — Convert blood glucose between mg/dL and mmol/L.
• Clothing Size Converter — Convert clothing sizes between UK, US, and EU.
• Cooking Volume Converter — Convert between cups, tablespoons, teaspoons, and millilitres.
• Data Rate Converter — Convert between bps, Kbps, Mbps, and Gbps.
• Data Size Converter — Convert between bytes, KB, MB, GB, and TB.
• Energy Converter — Convert between joules, calories, kWh, and BTU.
• Flow Rate Converter — Convert between litres/min, m³/h, and gallons/min.
• Force Converter — Convert between newtons, pound-force, and kilogram-force.
• Frequency Converter — Convert between Hz, kHz, MHz, and GHz.
• Fuel Economy Converter — Convert between mpg, km/l, and litres/100 km.
• Length Converter — Convert between metres, feet, miles, inches, and more.
• Metric Prefix Converter — Convert between kilo, milli, mega, micro, and more.
• Number Base — Convert between binary, octal, decimal, and hexadecimal.
• Number to Words — Spell out a number in English.
• Oven Temperature Converter — Convert between Celsius, Fahrenheit, and gas marks.
• Power Converter — Convert between watts, kilowatts, and horsepower.
• Pressure Converter — Convert between pascals, bar, psi, and atmospheres.
• Roman Numerals — Convert between numbers and Roman numerals.
• Shoe Size Converter — Convert shoe sizes between UK, US, and EU.
• Speed Converter — Convert between km/h, mph, m/s, and knots.
• Temperature — Convert between Celsius, Fahrenheit, and Kelvin.
• Time Unit Converter — Convert between seconds, minutes, hours, days, and weeks.
• Torque Converter — Convert between newton-metres and pound-feet.
• Typography Converter — Convert between points, pixels, ems, and rems.
• Unit Converter — Length, mass, volume, area, speed, and data units.
• Volume Converter — Convert between litres, gallons, cups, and millilitres.
• Weight Converter — Convert between kilograms, pounds, ounces, and stones.