Justifier is a free Chrome add-on developed by Eoin Groat. It falls under the category of Browsers and is specifically categorized as an Add-ons & Tools. Justifier simplifies the process of justifying paragraphs on a web page with just one click.

The main feature of Justifier is its ability to instantly justify all the paragraphs on a web page with a single click. This eliminates the need for manual formatting and ensures a clean and professional look for the content. With Justifier, users no longer have to spend time manually adjusting paragraph alignments.

Furthermore, Justifier provides the convenience of undoing the justification with another click. This allows users to easily toggle between justified and non-justified paragraphs, depending on their preference or the specific requirements of the content.

Overall, Justifier is a useful Chrome add-on for anyone who frequently works with web pages and wants to quickly and effortlessly justify paragraphs. Its simplicity and one-click functionality make it a handy tool for enhancing the readability and aesthetics of web content.