Unit Converter
Type a number once and see it converted to every unit in the category at the same time — no need to pick a target unit first.
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About this unit converter
This converter covers length, weight, temperature, volume, area, speed, time and data storage. Instead of choosing a single "to" unit, it shows your value converted into every unit in the category at once, so you can scan for the one you need. Click any result card to make that unit the new starting point, or use the copy icon to grab a value on its own.
Where it helps, results come with a plain-language comparison — for example, how a length stacks up against a football field, or how a weight compares to a car — so a raw number is easier to picture. All conversion happens in your browser; nothing you type is sent anywhere.
Frequently asked questions
How accurate are the conversions? Results use standard conversion factors (for example, 1 inch = 2.54 cm exactly) and are shown to the precision you choose, from 2 to 10 significant figures.
Does it support metric and imperial units? Yes — each category mixes metric, imperial and US customary units (such as meters, feet and nautical miles for length) so you can convert between systems directly.
Can I convert temperature the same way? Yes. Celsius, Fahrenheit and Kelvin use their own formulas rather than a simple multiplier, and the converter handles that automatically.