Unit Converter

Length, weight, temperature, volume, area, speed and more.

About unit conversion

Pick a category, choose your from and to units, and type a value — the result updates live. Temperature uses proper formulas (not simple ratios): for example, Celsius to Fahrenheit is ×9/5 + 32. Use the swap button to flip the direction.

FAQs

What can I convert?

Length, weight, temperature, volume, area, speed, data and time.

Celsius to Fahrenheit?

×9/5 + 32. So 100°C = 212°F.