Álvarez Assistant Extension от Minderest

This add-on only puts a new button in the browser, and the user doesn't have to configure anything.

While you are browsing, the add-on shows you a message if you are visiting a product that is cheapest on Armería Álvarez.

The add-on collect the name and price of the product that you are visting and then is compared with the same product in our database. The add-on doesn't collect any personal information from the user.