Refden is a free Chrome extension developed by mapreal19. It falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. Refden is designed to make it easy for users to add references from websites to their Refden account.

Once installed and logged in, Refden allows users to seamlessly add references directly from their browser. The extension scans the current website for references and provides users with the option to add any references that are not yet in their Refden account.

Refden is a convenient tool for anyone who frequently needs to collect and manage references. With this extension, users can save time by quickly adding references to their Refden account without having to navigate away from the website they are currently on.

Overall, Refden offers a simple and efficient way to add references from websites to your Refden account. It is a useful extension for researchers, students, and anyone who needs to keep track of references while browsing the web.