The Fortuna 1 Liga extension for Chrome is a free add-on designed to support Fortuna 1 Liga clubs through online shopping. Users can easily install the extension and either register or log in with their existing application account. This tool enables users to contribute to their favorite clubs simply by making purchases at selected online stores.

Once installed, the extension tracks eligible transactions and ensures that a portion of the money spent is redirected back to the user's chosen club. This initiative enhances the shopping experience by merging everyday transactions with community support, promoting a stronger connection between fans and their teams.