๐Ÿ”„ Converter Tool

Unit Converter

Convert between any units instantly โ€” length, weight, temperature, speed, area, and volume. Fast, accurate, and completely free.

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๐Ÿ”„ Convert Units

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Free Online Unit Converter

Whether you’re cooking, travelling, studying, or working on a project, our Unit Converter makes it effortless to convert between the most commonly used units of measurement. From metres to feet, kilograms to pounds, Celsius to Fahrenheit โ€” all in one place, with instant results.

Length Conversions

Length is one of the most frequently converted measurements. The metric system uses metres as its base unit, while the imperial system uses inches, feet, yards, and miles. Common conversions include: 1 mile = 1.609 km, 1 foot = 30.48 cm, 1 inch = 2.54 cm.

Weight and Mass

Weight conversions are essential for cooking, shipping, and health. The metric system uses grams and kilograms, while the imperial system uses ounces and pounds. 1 kilogram equals approximately 2.205 pounds, and 1 pound equals 453.6 grams.

Temperature Conversions

Temperature is the one conversion that isn’t a simple multiplication โ€” it requires both multiplication and addition. The formula from Celsius to Fahrenheit is: F = (C ร— 9/5) + 32. From Fahrenheit to Celsius: C = (F โˆ’ 32) ร— 5/9. Kelvin adds 273.15 to Celsius.

Frequently Asked Questions

How many cm in an inch?
There are exactly 2.54 centimetres in one inch. This is a defined conversion โ€” it’s exact, not approximate.
How do I convert Celsius to Fahrenheit?
Multiply the Celsius temperature by 9/5 (or 1.8) and add 32. For example, 100ยฐC = (100 ร— 1.8) + 32 = 212ยฐF.
How many kg in a pound?
One pound equals approximately 0.4536 kilograms. One kilogram equals approximately 2.2046 pounds.
What is a kilometre in miles?
One kilometre equals approximately 0.6214 miles. One mile equals approximately 1.609 kilometres.
Why does the US use imperial units?
The US retained the British imperial system it used at independence. While most of the world adopted the metric system in the 20th century, the US, Liberia, and Myanmar are the only countries still primarily using imperial measurements.

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