Everything Metric - Auto Unit Converter is a free Chrome add-on developed by Milos. This add-on automatically translates all sites from American/old British units to the International System of units (SI/Metric). It conveniently adds the converted unit in brackets behind the original units, making it easy for users to understand and work with metric measurements.

With Everything Metric, users can convert units such as inch, feet, yard, mile, pound, ounce, stone, gallon, quart, pint, fluid ounces, cups, mpg, mph, and Fahrenheit to their metric equivalents. The add-on also supports area and volume conversions, allowing users to work with square feet, square yards, square inches, square miles, and various volume measurements. Additionally, it supports combo units and different ways these units are written, including dashes, quotes, apostrophes, and Unicode units.

Everything Metric features a toolbar button that allows users to turn the extension on or off globally. Users can also manually convert pages by pressing Alt+M. The add-on requires permission to read page data and storage to save settings. Users can provide feedback or report issues by emailing the developer.

Overall, Everything Metric - Auto Unit Converter is a handy tool for those who prefer working with metric units. It simplifies unit conversions on websites, making it convenient for shopping, cooking, and other activities.