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Monitor prices, track availability, and detect content updates on any webpage. The private, powerful alternative to commercial monitoring services.
Built for power users who value privacy and control.
Point and click to select any element. Our smart algorithm handles dynamic classes automatically.
Get notified immediately via browser notifications or badges when text, prices, or status changes.
100% Local. No data leaves your browser. No analytics tracking. You own your data.
Manage all your monitors in one place. View history, organize favorites, and batch edit.
Runs efficiently in the background using Chrome's Alarms API with configurable intervals.
Backup your configuration to JSON or share your monitors with others easily.
Don't know CSS? No problem. Use our visual picker to highlight exactly what you want to track. The extension intelligently generates a robust selector that survives website updates.