How many fathoms to the ounce? How many grains in a second? Who cares, just get the Converter add on for Firefox and you’ll be all set. Just highlight any text on a page, right click and Converter will turn it into something you can understand. Misspellings, fractions, bad grammar even smart formatting; converter can see through it and turn it into useful. It even converts into the currency of your choice. Awesome.
The Converter is the contextual unit converter, currency converter and timezone converter for Firefox – experience the web with familiar metrics! The Converter is a no-thrills tool. It aims to be intuitive for the average user during regular text reading. You can’t specify the precision. You can’t tweak the resulting units. You don’t get the results in several formats. If you need any of that fancy stuff for scientific purposes you should probably use another tool.