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Preview of Volume Booster Ultra

Volume Booster Ultra by zenderman_

Amplify any tab's audio up to 1000% with crystal-clear sound Upto 600%, smooth volume transitions, and intuitive one-click controls.

Available on Firefox for Android™Available on Firefox for Android™
5 (3 reviews)5 (3 reviews)
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About this extension
Boost your audio up to 1000%! Perfect for quiet videos, music, podcasts, and streams.

Features:
- 🔊 Amplify volume up to 10x (1000%)
- 🎚️ Smooth volume slider with real-time control
- ⚡ Quick presets: 100%, 200%, 400%, 600%, 800%, 1000%
- 🔄 Remembers your settings
- 🎵 Works on YouTube, Netflix, Spotify, and all websites
- 📱 Supports Firefox Desktop & Android

How to use:
1. Click the extension icon
2. Toggle ON to activate
3. Adjust the volume slider or use presets

Safe & Private:
- No data collection
- Works entirely offline

Ideal for low-volume videos, hearing accessibility, or when your speakers just aren't loud enough!
Rated 5 by 3 reviewers
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Permissions and data

Required permissions:

  • 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.
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More information
Version
2.0.0
Size
4.19 MB
Last updated
17 days ago (Dec 4, 2025)
Related Categories
  • Photos, Music & Videos
  • Tabs
  • Games & Entertainment
License
Mozilla Public License 2.0
Version History
  • See all versions
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