Converters
Fast, accurate bidirectional unit converters for area, volume, pressure, energy, and more.
Area Converter
Bidirectional browser-based conversion with verified scientific standards.
Preset pages
- Area Converter Online
Convert area units instantly between square meters, feet, acres, hectares, kilometers, and square miles.
- Volume & Capacity Converter
Convert liters, gallons, milliliters, cubic meters, cups, fluid ounces, and tablespoons.
- Pressure Converter
Convert pressure units between pascals, bar, psi, atmospheres, and mmHg/torr.
- Energy & Work Converter
Convert joules, kilojoules, calories, kilocalories, watt-hours, kWh, and BTU.
- Power Converter
Convert power between watts, kilowatts, horsepower, and metric PS with exact scientific constants.
- Data Storage & File Size Converter
Convert bits, bytes, KB, MB, GB, TB, and binary kibibytes (KiB, MiB, GiB) accurately.
- Fuel Economy Converter (MPG, L/100km, km/L)
Convert gas mileage and consumption between US MPG, UK Imperial MPG, L/100km, and km/L.
- Angle Converter (Degrees, Radians, Gradians)
Convert angular measurements accurately between degrees, radians, gradians, and turns.
- Cooking Measurement & Ingredient Converter
Convert recipe cups, spoons, fluid ounces, grams, and milliliters with ingredient densities.
- Number System Converter (Binary, Hex, Octal, Decimal)
Convert numbers across binary (base 2), decimal (base 10), hexadecimal (base 16), and octal (base 8).
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