Length converter
Ethical Tube's free length converter converts distance and height between millimeters, centimeters, meters, kilometers, inches, feet, yards, and miles as you type. Pick the units, enter a value, and the answer appears instantly in both directions, with nothing sent to a server.
1 mm = 0.1 cm
- Units
- 8
- Price
- Free
- Sign-up
- Not needed
- Precision
- 6 significant digits
- Works offline
- Yes
- Ads in results
- None
All conversions
Length conversions
Good to know
About length units
- Since 1959, one inch is defined as exactly 2.54 centimeters, so conversions between metric and US lengths are exact.
- A foot is 12 inches, a yard is 3 feet, and a mile is 5,280 feet.
FAQ
Questions, answered
Is the length converter free?
Yes. It's free, with no sign-up or ads in the results, and it works offline once the page has loaded.
How precise are the results?
Results are calculated with exact conversion factors and rounded to six significant digits, which is more precise than most everyday uses need.
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