SoundFox by vadimcastro
Sound booster and master for your browser.
Available on Firefox for Android™Available on Firefox for Android™
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About this extension
A powerful, entirely local, hardware-accelerated WebAudio extension that elegantly resolves streaming audio discrepancies (quiet dialogue, deafening action scenes, and massive disparities between episodes or streaming platforms).
Core Features
Core Features
- Master Volume Override: Smoothly boost native HTML5 streaming media globally up to 600% beyond hardware maximums.
- Auto-Level Node: Implements a broadcast-grade 5ms C++
DynamicsCompressorNodeexplicitly tied to SPA node swaps natively to flawlessly normalize audio jumps across multi-episode binges (e.g., loud HBO intros) inherently within<300ms. - Dialog Component: Smoothly crushes harsh digital micro-transients while applying precise makeup gain, making muddy dialogue crystal clear dynamically.
- Zero-CPU Footprint: Operates independently of JavaScript interval math, rendering fully locally inside the browser's C++ hardware threads to completely eliminate background battery throttling.
- Preset Shortcuts: Utilize
0-6keyboard triggers bound seamlessly across native DOM environments via the overlay menu.
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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
- 1.3.4
- Size
- 27.31 KB
- Last updated
- 3 days ago (Apr 4, 2026)
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- Version History
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