To use these add-ons, you'll need to download Firefox.

Log in
Add-on icon

Reviews for 600% Sound Volume

600% Sound Volume by Aliaksandr

4.5 Stars out of 5
5
2,470
4
311
3
103
2
78
1
223
Review by Firefox user 17045299
by Firefox user 17045299, 3 years ago
very ok - don't know if the add-on remembers a site or if it's possible - but very well already