Unit Converter
Convert length, weight, temperature, volume, and area between metric and imperial units.
1 mm = 0.1 cm
How to use Unit Converter
- 1Pick a category (length, weight, temperature, etc.).
- 2Enter a value.
- 3Choose the source and target units.
Frequently asked questions
Which categories are supported?
Length, weight, temperature, volume, and area — with all common metric and imperial units.
Is the Unit Converter free to use?
Yes — every ToolFlexPro utility is 100% free with no signup, watermarks, or hidden limits.
Does it work offline?
The calculation runs entirely in your browser, so after the first load it works even with a spotty connection.
Is my data private?
Nothing you enter leaves your device. There is no server round-trip and nothing is logged.
Can I use it on mobile?
Yes — the tool is fully responsive on phones, tablets, and desktops.