Free Online Unit Converter

Convert length, weight, temperature, area, volume, speed, time, pressure, energy, and power units instantly. Fast, accurate, and easy to use.

Unit Converter Categories

• Length Converter - Meters, Feet, Inches, Kilometers, Miles
• Weight Converter - Kilograms, Pounds, Ounces, Grams
• Temperature Converter - Celsius, Fahrenheit, Kelvin
• Area Converter - Square Meters, Square Feet, Acres, Hectares
• Volume Converter - Liters, Gallons, Cups, Milliliters
• Pressure Converter - PSI, Bar, Atmospheres, Pascals
• Energy Converter - Joules, Calories, Kilowatt Hours, BTU
• Power Converter - Watts, Kilowatts, Horsepower
• Time Converter - Seconds, Minutes, Hours, Days, Years
• Speed Converter - MPH, KM/H, Knots, Mach

Popular Conversions

• Feet to Meters
• Pounds to Kilograms
• Fahrenheit to Celsius
• Miles to Kilometers
• Cups to Milliliters
• Inches to Centimeters
• Ounces to Grams
• PSI to Bar

HandyUnitConverter is a free, fast, and accurate online unit conversion tool. No registration required.