Length Converter
Convert length units: meters, feet, inches, miles, kilometres and more. Free, fast and private.
Your result will appear here.
Enter a value to see the conversion factor.
How to use Length Converter
- Enter the length value in the Amount box.
- Choose the unit you are converting from, then the unit you are converting to.
- The result updates as you type — or press Convert. Use Swap to reverse the direction.
- Check the factor shown below the result and the full list of all-unit conversions.
- Press Copy Result to copy the answer.
Note: this tool runs in your browser. Nothing is uploaded.
Frequently Asked Questions
What units can I convert with the Length Converter?
Millimetres, centimetres, metres, kilometres, inches, feet, yards and miles — all converted through metres as the base unit.
How many centimetres are in an inch?
Exactly 2.54 cm. So 1 inch = 2.54 cm, 10 inches = 25.4 cm and 1 metre = 100 cm.
Is the Length Converter free?
Yes, it is 100% free with no sign-up. Your data stays in your browser.
Does it work offline and on mobile?
Yes. The conversion runs entirely in your browser, so it works offline once the page is loaded, on phone, tablet or computer.