Boost sound and bass up to 500%! Control volume per tab on YouTube, Twitch & more.
https://sound-ultimate.com/
James Farrar
Volume Booster
Volume App.
Sultan Acc
Tammy Bowers
https://sound2up.com/
https://boostmysound.com/
Audum Parapong
Snappy Extensions
VolumeApp
Free Software Utilities