Unit Converter
Convert between units of length, weight, temperature, speed, area, volume, and data. Instant results, no signup.
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Free Unit Converter — All Categories
Our unit converter supports 8 categories with dozens of individual units. All conversions are calculated client-side in your browser using precise conversion factors — no server needed, no data sent.
Frequently Asked Questions
How many meters in a mile?
1 mile = 1,609.344 meters.
How do I convert Celsius to Fahrenheit?
Multiply by 9/5 then add 32. Example: 20°C × 1.8 + 32 = 68°F.
How many GB in a TB?
1 terabyte = 1,000 gigabytes (in SI units) or 1,024 gibibytes (in binary units). Our converter uses SI (base-10) units.