Unit Converter

Every unit you actually use

This converter handles the seven most-searched measurement families in a single interface — length, weight, temperature, volume, speed, area, time, and digital data. All calculations happen inside your browser using standard SI conversion factors, so results are instant and nothing you type is ever sent to a server.

Popular conversions

• Meters ↔ Feet — the most-searched engineering conversion.
• Kilograms ↔ Pounds — travel and shipping.
• Celsius ↔ Fahrenheit — weather and cooking.
• Kilometers per hour ↔ Miles per hour — driving abroad.
• Liters ↔ US gallons — recipes and fuel economy.