Mais barato! Livrarias portuguesas is a Chrome add-on developed by Lanrutcon. It falls under the category of Browsers and is specifically classified under Add-ons & Tools. This add-on aims to help users find the best prices for books by showing prices from other Portuguese bookstores.

Once installed, Mais barato! Livrarias portuguesas works by automatically searching for other bookstores that carry the same book when you visit its main page. If it finds a store that offers a lower price, it will notify you. You can click on the notification or on the price itself to get more details.

This add-on is available for free and is compatible with the Chrome platform. It provides a convenient way for book lovers to compare prices and potentially save money on their purchases.