Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
Yes, it works in Firefox 4 Rated 5 out of 5 stars
The newest version is not yet reviewed but you can find it using the View All Versions link below.
The Tabloc icon is not visible while a tab is pinned as an App Tab, but it does work correctly, and the icon is visible again if the App Tab is unpinned. That's the way App Tabs work.