600% Sound Volume by Aliaksandr

4.5 Stars out of 5

2,967 reviews

Rated 5 out of 5
by Firefox user 18920109, 9 months ago
does what it says, does it well.
Rated 5 out of 5
by Ziad Khoreby, 9 months ago
Awesome
Rated 5 out of 5
by GINKOBINKO, 9 months ago
Rated 5 out of 5
by Firefox user 18966896, 9 months ago
Rated 5 out of 5
by ze, 9 months ago
work's perfectly!
Rated 5 out of 5
by Mathew, 9 months ago
Rated 5 out of 5
by Firefox user 16448844, 9 months ago
Rated 5 out of 5
by Firefox user 18955458, 9 months ago
Rated 5 out of 5
by Firefox user 18962970, 9 months ago
Rated 5 out of 5
by Zilr, 9 months ago
Rated 5 out of 5
by Jasveer Gangwal, 9 months ago
Rated 5 out of 5
by piecevcake, 9 months ago
Brilliant.
Rated 5 out of 5
by panda, 9 months ago
Rated 5 out of 5
by FullCitris, 9 months ago
Boosts volume
Rated 5 out of 5
by PistikSC, 9 months ago
Rated 5 out of 5
by Firefox user 18274622, 9 months ago
Rated 5 out of 5
by Firefox user 18955791, 9 months ago
Rated 5 out of 5
by Firefox user 17608682, 9 months ago
does exactly what you'd expect. love it!
Rated 5 out of 5
by Firefox user 18948685, 9 months ago
Rated 5 out of 5
by Firefox user 18948482, 9 months ago
Rated 5 out of 5
by Firefox user 18948069, 9 months ago
As a deaf person with 7% left, this add-on has been such a lifesaver when I only need a tab to be louder and not my entire PC!
Rated 5 out of 5
by Firefox user 18939828, 9 months ago
Rated 5 out of 5
by Firefox user 18946317, 9 months ago
Rated 5 out of 5
by Firefox user 16065196, 9 months ago
Rated 5 out of 5
by Firefox user 18945005, 9 months ago