Duplicate Tab Detector
Extension Actions
Detects when a URL is already open and shows an in-page banner with options. No notifications permission requested.
Tired of opening the same website multiple times?
Duplicate Tab Detector helps you stay organized by detecting when you open a tab with a URL that is already open elsewhere in Chrome.
✨ Features
- Instantly detects duplicate tabs in your browser
- Alerts you with a clear, actionable notification
- Lets you decide whether to keep the new tab or close the old one
- Works across all Chrome windows
🔒 Why use it?
- Reduce clutter in your browser
- Save memory and CPU by avoiding duplicate pages
- Stay focused and productive with fewer redundant tabs
Simple, lightweight, and privacy-friendly, your browsing data never leaves your device.