600% Sound Volume by Aliaksandr

4.5 Stars out of 5

2,811 reviews

Rated 5 out of 5
by Yukra, 2 years ago
Rated 5 out of 5
by Firefox user 17902026, 2 years ago
GOOD
Rated 5 out of 5
by Firefox user 17871166, 2 years ago
Rated 5 out of 5
by Firefox user 14142494, 2 years ago
Rated 5 out of 5
by Dreck, 2 years ago
Rated 5 out of 5
by Zubaru, 2 years ago
Rated 5 out of 5
by Firefox user 17896084, 2 years ago
Rated 5 out of 5
by michael, 2 years ago
Rated 5 out of 5
by Keriman, 2 years ago
Thanks for creating such a useful extension! Working great. Increasing sounds.
Rated 5 out of 5
by marcus, 2 years ago
Rated 5 out of 5
by Matt, 2 years ago
Rated 5 out of 5
by dannib, 2 years ago
Rated 5 out of 5
by Firefox user 17887254, 2 years ago
Rated 5 out of 5
by no_name, 2 years ago
Rated 5 out of 5
by Lizard, 2 years ago
Rated 5 out of 5
by Firefox user 17885479, 2 years ago
Rated 5 out of 5
by Slyfox UK, 2 years ago
Simply perfect! YouTube is so quiet on earphones sometimes.
Rated 5 out of 5
by Firefox user 17867120, 2 years ago
Rated 5 out of 5
by Firefox user 17818756, 2 years ago
very practical, noice
Rated 5 out of 5
by Developer, 2 years ago
Rated 5 out of 5
by Firefox user 17876548, 2 years ago
Rated 5 out of 5
by wordrc, 2 years ago
Rated 5 out of 5
by Smitzi, 2 years ago
Adjustable on all tabs separately, even if they are on the same site.
Rated 5 out of 5
by lemmah, 2 years ago
爆音じゃないとダメなので助かります
Rated 5 out of 5
by Esteeve, 2 years ago