Blister - Brand Watch

Alerts you when brands or retailers from your custom lists appear on shopping pages.

Blister is a shopping awareness extension that helps you make more informed purchasing decisions by highlighting brands and retailers that matter to you. Create custom lists of brands or companies you want to track, and Blister will alert you when those names appear on shopping-related pages across popular online stores. Whether you want to support certain companies, avoid others, or simply stay more mindful while browsing, Blister provides subtle, real-time insights as you shop. The extension automatically checks major shopping sites and can also analyze any page on demand. When matches are found, Blister displays a small on-page alert and a badge indicator so you can quickly see which brands from your lists are present. Perfect for consumers who want to align their shopping habits with their values, stay informed, and make more intentional purchasing decisions. Key features: Create multiple customizable lists of brands and retailers Automatically detect matches on major shopping sites Manually check any page with a single click Subtle in-page alerts and badge indicators Simple and clean interface for managing your lists