Unit Converters
Convert meters to feet, kilograms to pounds, gigabytes to megabytes — or cups to milliliters mid-recipe. Each converter covers a full family of units with accurate factors and shows the result as you type. No sign-up and no waiting: every conversion happens locally in your browser.
27 tools, ready when you are
- Length Converter Convert meters, feet, inches, miles, km and more. Converters
- Temperature Converter Convert between Celsius, Fahrenheit, and Kelvin instantly. Converters
- Weight Converter Convert between kilograms, pounds, ounces, grams, and more. Converters
- Data Size Converter Convert between bytes, kilobytes, megabytes, gigabytes, and terabytes. Converters
- Volume Converter Convert between liters, gallons, cups, milliliters, and more. Converters
- Area Converter Convert between square meters, square feet, acres, hectares, and more. Converters
- Speed Converter Convert between mph, km/h, knots, meters per second, and more. Converters
- Time Converter Convert between seconds, minutes, hours, days, weeks, months, and years. Converters
- Roman Numeral Converter Convert numbers to Roman numerals and Roman numerals to numbers. Converters
- Binary Converter Convert between binary, octal, decimal, and hex. Converters
- Scientific Notation Converter Convert between decimal and scientific notation. Converters
- Decimal to Percent Converter Convert between decimals and percentages. Converters
- Fraction to Decimal Converter Convert a fraction to a decimal and detect repeating cycles. Converters
- Pressure Converter Convert between pascal, bar, atm, psi, mmHg and more. Converters
- Angle Converter Convert between degrees, radians, gradians, and turns. Converters
- Base Converter Convert numbers between any base from 2 to 36, including fractional values. Converters
- RPM Converter Convert between RPM, radians/second, hertz, and degrees/second instantly. Converters
- Data Unit Converter Convert bytes, KB, MB, GB, TB and binary KiB, MiB, GiB, TiB with correct SI vs IEC labels. Converters
- Force Converter Convert between newtons, kilonewtons, pounds-force, kilograms-force, dynes and more. Converters
- Energy Converter Convert joules, kilojoules, calories, kilocalories, watt-hours, kWh, BTU, foot-pounds and eV. Converters
- Data Transfer Rate Converter Convert bandwidth and transfer speeds: bps, Kbps, Mbps, Gbps and the byte-based MB/s, GB/s equivalents. Converters
- Paper Size Converter Convert paper sizes A0–A10, Letter, Legal and Tabloid between millimetres and inches, with area and fit checks. Converters
- Shoe Size Converter Convert shoe sizes between US, UK and EU for men and women, anchored on foot length in cm and inches. Converters
- Power Converter Convert watts, kilowatts, horsepower, PS, BTU/h and tons of refrigeration. Converters
- Torque Converter Convert newton-meters, kilogram-force meters, pound-feet, pound-inches and ounce-inches. Converters
- Flow Rate Converter Convert L/min, m³/h, US gallons per minute, imperial gpm and CFM. Converters
- Illuminance Converter Convert lux, foot-candles, kilolux, millilux, phots and lumens per square inch. Converters
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