Best Universal Volume Booster by Death1223

5 Stars out of 5

Best Universal Volume Booster version history - 3 versions

Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 2.0.0
Released Oct 22, 2026 - 81.27 KB
Works with firefox 140.0 and later, android 142.0 and later
Version 2.0.0
- Expanded volume control to 0–500%, allowing media to be muted, reduced, or boosted.
- Added Easy EQ with bass, mid, and treble controls, plus a 10-band Advanced EQ.
- Added 10 built-in EQ presets and support for saving, renaming, and deleting custom presets.
- Added optional per-site "Always On" profiles that automatically restore saved volume and EQ settings.
- Redesigned the popup with separate Volume and EQ tabs and improved playback status indicators.
- Added individual EQ reset controls and a full site reset option.
- Improved handling of dynamically loaded media, site permissions, and local settings persistence.
- Improved privacy by storing site profiles using locally hashed identifiers.
Source code released under All Rights Reserved
Download Firefox and get the extension
Download file
Older versions
Version 1.1.1
Released Sep 30, 2026 - 66.21 KB
Works with firefox 121.0 and later
Version 1.1.1
- Improved compatibility with video and audio players embedded in iframes.
- Added support for cross-site embedded media players through optional site access.
- Improved detection of dynamically loaded media and players inside open Shadow DOM.
- Improved support for pages containing multiple media elements.
- Fixed an issue where the extension could remain stuck on “Armed” even while media was playing.
- Improved Firefox permission handling when enabling the booster.
Source code released under All Rights Reserved
Download file

Latest version

Version 2.0.0

Older versions

Version 1.1.1

Version 1.0.0