600% Sound Volume by Aliaksandr

4.5 Stars out of 5

3,183 reviews

Rated 5 out of 5
by tobro, 2 years ago
Rated 5 out of 5
by Firefox user 16413422, 2 years ago
Rated 5 out of 5
by Enzo, 2 years ago
would be 6 stars if it worked with whatsapp audios
Rated 5 out of 5
by Alfie_EEE, 2 years ago
Rated 5 out of 5
by TheSnipur, 2 years ago
Rated 5 out of 5
by Calinbulin, 2 years ago
Rated 5 out of 5
by Firefox user 17179016, 2 years ago
Rated 5 out of 5
by Firefox user 15247394, 2 years ago
Rated 4 out of 5
by Firefox user 17582120, 2 years ago
Doesn't say what the volume is going to be as you're changing it. But otherwise perfect
Rated 5 out of 5
by Firefox user 14082303, 2 years ago
Rated 5 out of 5
by setenforce1, 2 years ago
Rated 5 out of 5
by Kpro, 2 years ago
Rated 5 out of 5
by Theo, 2 years ago
Rated 4 out of 5
by Firefox user 13757306, 2 years ago
Rated 5 out of 5
by Firefox user 17033564, 2 years ago
Rated 5 out of 5
by Swinyin, 2 years ago
Rated 5 out of 5
by dadddda, 2 years ago
It really works !

Amazing add on for youtube .

Thanks to developer
Rated 5 out of 5
by Vikas Srivastava, 2 years ago
Rated 5 out of 5
by u23ehg78ith237yg76uq2gbyhbgf, 2 years ago
Rated 5 out of 5
by Firefox user 17291953, 2 years ago
Rated 4 out of 5
by zgorg, 2 years ago
Can you plz add the possibility to set it for all tabs at once and record the level
Rated 5 out of 5
by Firefox user 17593723, 2 years ago
Rated 5 out of 5
by Firefox user 13800147, 2 years ago
Rated 5 out of 5
by yancy19, 2 years ago
Rated 5 out of 5
by Alden, 2 years ago