600% Sound Volume by Aliaksandr

4.5 Stars out of 5

2,614

317

107

241

3,358 reviews

Rated 5 out of 5
by Firefox user 18736913, 4 months ago
Rated 5 out of 5
by Noah, 4 months ago
Rated 4 out of 5
by ste, 4 months ago
molto bene......purtroppo non funziona con tutti...............
Rated 4 out of 5
by NavDad, 4 months ago
Rated 5 out of 5
by AlexinhoTP, 4 months ago
Rated 5 out of 5
by Firefox user 18406404, 4 months ago
should have a 'save settings' option
Rated 5 out of 5
by Zacharie, 4 months ago
Rated 5 out of 5
by Brennan, 4 months ago
Rated 2 out of 5
by Firefox user 18440490, 4 months ago
causes videos to lose sound from time to time. Ok when it works
Rated 5 out of 5
by Firefox user 18730144, 4 months ago
Rated 5 out of 5
by Firefox user 18730112, 4 months ago
Rated 5 out of 5
by Note, 4 months ago
Easy & blasti'n
Rated 5 out of 5
by Firefox user 18729019, 4 months ago
Rated 5 out of 5
by SpikyBananas, 4 months ago
Rated 5 out of 5
by yehudit5764, 4 months ago
my computer speakers suck this is a lifesaver
Rated 5 out of 5
by Alberto, 4 months ago
Fantastic!
Rated 5 out of 5
by fe2-Nyxar, 4 months ago
Rated 5 out of 5
by Firefox user 17903633, 4 months ago
Rated 5 out of 5
by V.N., 4 months ago
Works great!
Rated 1 out of 5
by Toadvine, 4 months ago
This addon stops some videos from playing, error message:

"no video with supported format or mime type found"
Rated 5 out of 5
by trek24ever, 4 months ago
Rated 5 out of 5
by Stefcho, 4 months ago
Rated 1 out of 5
by Rita Filipe, 4 months ago
Não altera o som. Não houve mudança alguma.
Rated 2 out of 5
by v3rchi3l, 4 months ago
no se guarda la configuracion del volumen en la pagina que uso frecuentemente, tengo que bajarle al volumen cada vez que manejo la pagina de videos.
Rated 1 out of 5
by Firefox user 16309759, 4 months ago