Free Unit Converter (Length, Weight, Temperature)

How it works

Pick a category, enter a value, choose the units — the conversion happens instantly.

Common conversions

• Miles ↔ kilometers: 1 mile = 1.609 km (handy for US/UK road trips and running).
• Pounds ↔ kilograms: 1 lb = 0.454 kg (recipes, luggage, gym weights).
• °F ↔ °C: 68°F = 20°C, 32°F = 0°C — the two anchor points worth memorizing.