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Convert between meters, centimeters, millimeters, kilometers, inches, feet, miles and yards. Enter the value, choose source and target units: the result displays instantly without reloading.
Free, no account required, browser processing and no server upload.
Select a unit family, enter a value and immediately compare the result.
Résultat
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Convert between meters, centimeters, millimeters, kilometers, inches, feet, miles and yards. Enter the value, choose source and target units: the result displays instantly without reloading.
Common conversions
1 inch
0.0254 m
DIY, screens, US plumbing
1 foot
0.3048 m
Architecture, aviation, US/UK height
1 mile
1,609 m
US/UK distances
1 yard
0.9144 m
US sports, fabrics
Results are rounded to 6 decimal places maximum. For scientific measurements requiring extreme precision, use a dedicated calculator with more decimals.
You buy a 55-inch screen and want to know its width in centimeters. Enter 55 inches → centimeters: result 139.7 cm. The diagonal is 139.7 cm, but the width depends on the screen's aspect ratio.
Convert units helps you complete this task directly in your browser. You keep control of your data and get the result locally.
Yes. Convert units is free to use and runs in your browser without sending files or content to Lmaotools servers for processing or storage.
No. Files and content added to the tools are processed in your browser. They are not sent to Lmaotools servers for conversion or storage.
No. Open the tool, add your file or content, then get the result. Processing happens locally in your browser.