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Quick answers.

›How accurate is the length converter?

Conversions use double-precision IEEE-754 floats — accurate to 15 significant digits, more than enough for any practical use including engineering and science.

›Which length units are supported?

Metric (mm, cm, m, km), imperial (in, ft, yd, mi), nautical miles, light years and astronomical units (AU).

›How do I convert meters to feet?

Enter the value in meters, choose feet as the target unit and the result appears instantly. 1 meter equals approximately 3.281 feet.

›Is the length converter free?

Yes — completely free, no signup, no ads. Runs entirely in your browser so your inputs are never sent anywhere.

›Can I share a conversion link?

Yes. The URL updates as you type, so you can bookmark or share any specific conversion.