600% Sound Volume by Aliaksandr

4.5 Stars out of 5

2,640

320

107

241

2,640 reviews

Rated 5 out of 5
by kmok1956, 3 years ago
Rated 5 out of 5
by danisdead, 3 years ago
Rated 5 out of 5
by Firefox user 17224559, 3 years ago
Rated 5 out of 5
by Alerd, 3 years ago
Очень классный аддон!!! Оправдал ожидания
Rated 5 out of 5
by jason, 3 years ago
please add feature Not reload while boost up volume
Rated 5 out of 5
by 4nekro, 3 years ago
Rated 5 out of 5
by LotusEclipse, 3 years ago
Rated 5 out of 5
by Firefox user 17248162, 3 years ago
Rated 5 out of 5
by keval, 3 years ago
Rated 5 out of 5
by BullyQHD, 3 years ago
it does what it says
Rated 5 out of 5
by classyyoyo, 3 years ago
Rated 5 out of 5
by GinRummy, 3 years ago
Rated 5 out of 5
by Robi, 3 years ago
nice sound booster
Rated 5 out of 5
by Firefox user 17064927, 3 years ago
Rated 5 out of 5
by Firefox user 17073246, 3 years ago
Rated 5 out of 5
by Tchelinho, 3 years ago
It is extremely annoying to turn up the volume to the max and not be able to hear what someone is saying because of poor mic quality, or other reason... Thanks to you, I no longer get annoyed because of that! Thank you! :D
Rated 5 out of 5
by Munavii, 3 years ago
Rated 5 out of 5
by Darl, 3 years ago
Rated 5 out of 5
by Firefox user 17238885, 3 years ago
really great i saw a huge difference using this
Rated 5 out of 5
by CoolBurn, 3 years ago
Simplemente.... ¡¡¡ESPECTACULAR!!!
Rated 5 out of 5
by philusbqc, 3 years ago
Rated 5 out of 5
by Daniel, 3 years ago
really cool
Rated 5 out of 5
by AceBurgundy, 3 years ago
SImply the best.
Rated 5 out of 5
by Firefox user 16263937, 3 years ago
Rated 5 out of 5
by Firefox user 16067694, 3 years ago
This one works much better than official recommended SoundFixer which has official add-on badge on it lol