The best!!!It's working great even on Firefox Nightly.

Excellent, really awesome it works great!

Наконец смог увеличить громкость на Youtube!

ok

I was looking for an extension to enhance sound on Netflix and Amazon Prime video on my laptop speakers via Firefox Quantum. This add-on came to my rescue.

Thank the freakin lord. One more reason to not miss chrome. G_G

works perfect

No other equalizer I found within firefox.

Very usefull! Thanks ;)

Super