MagicSel is a browser extension that allows you to convert between different units. It will convert between most units in the world, except for the units that are listed in the extension.

The units that are listed in the extension are:

Length: meters, kilometers, feet, inches, and yards.

Temperature: degrees Fahrenheit and Celsius.

Weight: grams, milligrams, ounces, pounds, and tons.

Volume: (US/Imperial) gallons, quarts, pints, cups, oz, tablespoons, and teaspoons.

Car-related: the distance between the car and the road, the width of the road, the height of the car, and the distance between the wheels.

Fraction: the number of a vehicle's parts that are needed to make a complete revolution.

Date/Time: the date and time in your local time zone.