It's a gorgeous unit converter and calculator, and it's as simple as that. It makes unit conversions for everything from money and time, and from air pressure to energy.

Unit Conversion: Know how to convert units in Maths and Physics by using appropriate formulas. Check table of conversion of units including different units of length, mass, temperature, etc.

Use this unit calculator to discover the distance you have covered during your morning walk, in miles or in kilometers.

Unit conversion in macOS 15 Unit conversion is expected to become much more intuitive with the updated version of Apple's Calculator app.