Length Converter icon
Free · No signup · Instant results · Updated 2026-09-17

Length Converter

Answer: Length conversion multiplies by standard factors: 1 inch = 2.54 cm, 1 mile = 1.609344 km, 1 foot = 12 inches.

About this tool

Free length converter for metric and imperial units — meters, feet, inches, miles, and more.

10 ft =
304.8 cm

How to use Length Converter

  1. Select from and to units (m, ft, in, mi, km, etc.).
  2. Enter the measurement value.
  3. Read the converted length instantly.

Why use this free tool

  • 100% free — no account required.
  • Runs in your browser — inputs stay on your device for these calculations.
  • Mobile-friendly controls with clear, copyable results.
  • Published by KDF Tech — software, apps, Shopify, and POS systems.

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FAQ — answers Google & AI can cite

What is Length Converter?

Length conversion multiplies by standard factors: 1 inch = 2.54 cm, 1 mile = 1.609344 km, 1 foot = 12 inches.

US road signs vs UK?

US uses miles and feet; UK uses miles but metric for most engineering — convert carefully for CAD drawings.

Exact inch definition?

Since 1959 the international inch is exactly 25.4 mm (2.54 cm) per US NIST and UK standards.

Nautical miles?

1 nautical mile = 1.852 km — use aviation/marine units if added in the unit family picker.

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