Length Converter
Convert cm to inches, km to miles, feet to meters instantly — with conversion tables. Free, private, no signup.
Try: 10 km to miles, 5′8″ to cm, or 7 lb 4 oz to kg.
Popular length converter conversions
Open a ready-to-use conversion page with a default pair, a calculation table, formulas, and answers for that specific conversion.
Accurate conversion, with the context shown.
Length conversion is useful for dimensions, height, travel and construction. Smart Input can read a compound height such as 5 ft 8 in.
Unit Converter FAQ
How many inches is 10 cm?
Ten centimeters is about 3.94 inches. One inch equals exactly 2.54 centimeters.
How do I convert km to miles?
Enter the kilometer value and select miles as the target unit. One kilometer is about 0.621371 miles.
Is the conversion exact?
The underlying unit definitions are fixed. The displayed decimal may be rounded for readability.
Do I need to sign up?
No. Length conversion happens in your browser without an account.