Length Converters
Convert between units of length-converters — fast, accurate, and free. No sign-up, works entirely in your browser.
Use this when you need a fast, accurate result — no sign-up, works entirely in your browser.
1Enter Your Value
—
Converted Value
How to Use
- Enter your details into the fields above.
- Click the calculate button to get your result instantly.
- Use the clear button to start a new calculation.
Example
- 100 cm → inches → 39.3701 in
- 5 miles → kilometers → 8.0467 km
Formula
Conversions use exact definitions: 1 in = 2.54 cm, 1 ft = 0.3048 m, 1 yd = 0.9144 m, 1 mi = 1609.344 m. To convert, multiply the value by the size of the source unit in metres, then divide by the size of the target unit in metres.
About Length Converters
cm, inches, meters, feet and more. This free online tool gives you fast, accurate results without registration or downloads.
Everything runs locally in your browser, so your data is never uploaded or stored — privacy first.
Frequently Asked Questions
How do I convert inches to centimeters? +
Enter the value, select "Inch (in)" as the source unit, and the converter instantly shows the equivalent in centimeters along with every other supported length unit. 1 inch equals 2.54 centimeters.
What length units does this converter support? +
It supports millimeters, centimeters, meters, kilometers, inches, feet, yards, and miles — covering both metric and imperial systems.
Is the Length Converter free to use? +
Yes, it is completely free with no registration or download required.
Is my data private when I use it? +
Yes. All conversion happens locally in your browser. Nothing is uploaded or stored on our servers.