Unit Converter: 70+ Units Across 10 Categories
Whether you're cooking with international recipes, calculating building materials, analyzing data storage, or working with scientific measurements, our unit converter handles it all. With 10 categories and 70+ units, you can convert length, weight, volume, temperature, area, speed, data storage, time, pressure, and energy—all in one place.
The "All Conversions" panel shows your input value converted to every unit in the category simultaneously—perfect for comparing or finding the unit you need. For specific converters, see our Length Converter, Weight Converter, and Temperature Converter.
Category Overview
Length: Meters, kilometers, miles, feet, inches, yards, nautical miles. Weight: Kilograms, grams, pounds, ounces, stones, tons. Volume: Liters, milliliters, gallons, quarts, cups, fluid ounces. Temperature: Celsius, Fahrenheit, Kelvin.
Area: Square meters, acres, hectares, square feet. Speed: km/h, mph, m/s, knots. Data: Bytes through terabytes. Time: Seconds to years. Pressure: Pascal, bar, PSI, atmospheres. Energy: Joules, calories, watt-hours.
FAQ
Are these conversions accurate?
Yes, we use standard conversion factors. Results are shown to 6 decimal places or scientific notation for very large/small numbers.
What's the difference between metric and imperial?
Metric (meters, grams, liters) is used worldwide for science and in most countries. Imperial (feet, pounds, gallons) is primarily used in the US for everyday measurements.