Free Online Unit Converter
Convert between length, weight and temperature units instantly. Length includes meters, centimeters, millimeters, kilometers, inches, feet, yards and miles; weight includes kilograms, grams, pounds, ounces and tons; and temperature covers Celsius, Fahrenheit and Kelvin with exact conversion formulas.
💡 Advantages of using Unit Converter
- • 3 categories: length, weight and temperature
- • 8 length units, including inches, feet, yards and miles
- • 5 weight units, from grams to tons
- • Exact temperature conversion between Celsius, Fahrenheit and Kelvin
- • Instant result as you type, no convert button needed
🔄 Unit Converter
Convert units of length, weight and temperature
🔄 Convertidor de Unidades
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⚡ Cómo usar en 3 pasos
- 1
Choose a category
Select length, weight or temperature.
- 2
Pick the units
Choose the source unit and the target unit.
- 3
Enter the value
The converted result appears instantly.
Frequently Asked Questions about Unit Converter
What length units can I convert?▼
Meters, centimeters, millimeters, kilometers, inches, feet, yards and miles.
What weight units does it include?▼
Kilograms, grams, pounds, ounces and tons.
How does it convert temperature?▼
It uses the standard formulas between Celsius, Fahrenheit and Kelvin, for example °F = °C × 9/5 + 32.
Does it convert volume or area units?▼
Right now the tool covers length, weight and temperature; volume and area aren't available yet.
Is Unit Converter free?▼
Yes, Unit Converter from WebTools is 100% free. No registration or subscription required. You can use it as many times as you need at no cost.
Is it safe to use Unit Converter online?▼
Yes, all information is processed directly in your browser. We do not store or send your data to any external server.
Does Unit Converter work on mobile?▼
Yes, the tool is fully responsive and works on any device: phone, tablet or computer with a modern browser.