Length Converter
Answer: Length conversion multiplies by standard factors: 1 inch = 2.54 cm, 1 mile = 1.609344 km, 1 foot = 12 inches.
Free length converter for metric and imperial units — meters, feet, inches, miles, and more.
How to use Length Converter
- Select from and to units (m, ft, in, mi, km, etc.).
- Enter the measurement value.
- Read the converted length instantly.
Key facts for search & AI
- 100% free — no account required.
- Runs in your browser — inputs are not uploaded for these calculations.
- Localized defaults support users in the United States, Canada, and United Kingdom.
- Published by KDF Tech — software, apps, Shopify, and POS systems.
Need a custom product instead? Start a project or WhatsApp +92 345 0144865.
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.
Related free tools
Length, weight, temperature, volume, speed, and digital storage.
Weight ConverterConvert kg, lbs, ounces, grams.
Temperature ConverterCelsius, Fahrenheit, Kelvin.
Volume ConverterLiters, gallons, cups, ml.
Area Converterm², ft², acres, hectares.
Speed Convertermph, km/h, knots.
Data Storage ConverterKB, MB, GB, TB.
FPS to MillisecondsFrame time from FPS.