Per-Tab Volume Booster by Nubya
Control and boost each Firefox tab’s media volume independently, with a simple slider and support for levels up to 600% and down to 1%.
Extension Metadata
Screenshots
About this extension
Features:
100% ran locally saving no information
Adjust volume on a per-tab basis
Boost supported media up to 600%
Simple popup slider for the active tab
Shows which tabs have been changed from normal volume
Quick reset back to 100%
Designed for local media playback in normal browser tabs
CRITICAL: This add-on does not collect, store, or transmit personal data.
100% ran locally saving no information
Adjust volume on a per-tab basis
Boost supported media up to 600%
Simple popup slider for the active tab
Shows which tabs have been changed from normal volume
Quick reset back to 100%
Designed for local media playback in normal browser tabs
CRITICAL: This add-on does not collect, store, or transmit personal data.
Rated 0 by 0 reviewers
Permissions and data
Required permissions:
- Access browser tabs
- Access your data for all websites
Optional permissions:
- Access your data for all websites
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 1.1.0
- Size
- 14.16 KB
- Last updated
- 5 days ago (Mar 19, 2026)
- Related Categories
- License
- MIT License
- Version History
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