Excellent Rated 5 out of 5 stars
Finally found something that works and this mutes also the first tab automatically.
nothing happens Rated 1 out of 5 stars
.. apart, I suspect, of this app collecting information from my browsing activity. Gone after 5 minutes
Pretty nice Rated 5 out of 5 stars
As far as toolbars for Firefox go, this is one of the better ones I've seen. Clean, customizable interface, and it even has an Internet Radio Player!
This is a good alternative to the SimilarWeb Discovery Tool.