To use Android extensions, you'll need Firefox for Android. To explore Firefox for desktop add-ons, please visit our desktop site.

Log in
Add-on icon

Reviews for AdBlocker Ultimate

AdBlocker Ultimate by AdAvoid

4.8 Stars out of 5
5
22,955
4
1,625
3
320
2
188
1
730
Review by Firefox user 13417139
by Firefox user 13417139, a year ago
100% working for youtube, just clean cache in browser