Free Unit Converter
Convert length, weight, temperature, area, volume, and speed instantly. Free, fast, and easy to use.
Unit Converter
Enter a value above to see the result.
Quick examples:
Convert common units instantly for everyday use, school, work, and travel.
Frequently Asked Questions
What is a unit converter?
A unit converter is a tool that converts values from one unit of measurement to another. For example, you can convert meters to feet, kilograms to pounds, or Celsius to Fahrenheit.
Which units can I convert?
This converter supports length (mm, cm, m, km, in, ft, yd, mi), weight (mg, g, kg, lb, oz, st), temperature (°C, °F, K), area (m², km², ft², ac, ha), volume (ml, l, gal, fl oz, cup), and speed (m/s, km/h, mph, kn).
Does this tool support temperature conversion?
Yes. Temperature conversion uses the correct formulas — not just ratios. For example, 37 °C converts to 98.6 °F using the formula (°C × 9/5) + 32.
Does this tool store my input?
No. All conversions happen entirely in your browser. No data is sent to any server, no cookies are used, and nothing is stored or tracked.
Can I use decimals?
Yes. You can enter any decimal number like 1.5, 0.75, or 3.14159. The converter handles decimals and negative values correctly.
Is this converter free?
Yes, this unit converter is completely free to use with no sign-up, no subscription, and no ads.