Unit Converter

Convert between hundreds of units across 8 categories — length, weight, temperature, volume, area, speed, time, and digital storage. Instant conversion as you type.

Convert 8 categories
Common conversions
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FAQs
How do I convert Celsius to Fahrenheit?
F = (C × 9/5) + 32. Quick reference: 0°C = 32°F (freezing), 20°C = 68°F (room temp), 37°C = 98.6°F (body temp), 100°C = 212°F (boiling). To go backwards: C = (F − 32) × 5/9. Mental shortcut: double the Celsius, subtract 10%, add 32. Example: 20°C → 20×2=40, 40−4=36, 36+32=68°F (exact).
How do I convert kg to lbs?
1 kilogram = 2.20462 pounds. To convert kg to lbs, multiply by 2.20462. To convert lbs to kg, divide by 2.20462 (or multiply by 0.453592). Quick estimate: multiply kg by 2.2 for a close approximation. Examples: 70 kg ≈ 154 lbs; 100 kg ≈ 220 lbs; 50 kg ≈ 110 lbs.