600% Sound Volume by Aliaksandr

4.5 Stars out of 5

2,712

326

112

245

2,712 reviews

Rated 5 out of 5
by Firefox user 13843725, 3 years ago
Rated 5 out of 5
by The_Blinded, 3 years ago
Rated 5 out of 5
by Lep, 3 years ago
Rated 5 out of 5
by art, 3 years ago
Rated 5 out of 5
by Firefox user 17635729, 3 years ago
Rated 5 out of 5
by odns, 3 years ago
Perfect as it its. A volume slider & booster that works amazingly!
Rated 5 out of 5
by Connor, 3 years ago
Genuine life-saver. Perfect for people like myself that have hard of hearing issues. Some videos are simply too quiet and this saves my life. Makes content way more enjoyable.
Rated 5 out of 5
by Firefox user 17630952, 3 years ago
Rated 5 out of 5
by Marc_za, 3 years ago
As it says: simple and reliable. Awesome.
Rated 5 out of 5
by crumb, 3 years ago
Nothing more, nothing less. Perfect.
Rated 5 out of 5
by revkae, 3 years ago
Rated 5 out of 5
by Mushi, 3 years ago
Does what it says on the tin! Simple to use but an amazing improvement to browsing and youtube.
Rated 5 out of 5
by Firefox user 17627920, 3 years ago
Rated 5 out of 5
by Nyaa, 3 years ago
Rated 5 out of 5
by Kionum, 3 years ago
Rated 5 out of 5
by Firefox user 17009101, 3 years ago
It works fine!
Rated 5 out of 5
by Black and Green, 3 years ago
Rated 5 out of 5
by Firefox user 17623854, 3 years ago
Rated 5 out of 5
by acidbitburn, 3 years ago
Rated 5 out of 5
by Firefox user 17622083, 3 years ago
Rated 5 out of 5
by Paolo, 3 years ago
Rated 5 out of 5
by Firefox user 17621586, 3 years ago
Rated 5 out of 5
by VOYAGEURARYAN, 3 years ago
Rated 5 out of 5
by Puppytine, 3 years ago
Rated 5 out of 5
by Just A Regular Person, 3 years ago