Gainz
Media speed, volume and balance control extension
As of June 2026, Gainz has — users in the Accessibility category.
Usersno change0%
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Ratingno change0%
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— reviews
Reviewsno change0%
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Version
1.0
Manifest V3
History
1 snapshotsTracking since Jun 12, 2026.
Not enough history yet for this metric — the chart fills in as we collect more snapshots.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Jun 12, 2026 | — | — | — | 1.0 |
| Now | — | — | — | 1.0 |
Permissions & access
- Permissions
- activeTabstorage
- Host access
- http://*/*, https://*/*
Screenshots
About
Gainz is a powerful, beautifully designed browser extension that puts you in complete control of your web media experience. Featuring a sleek dark-themed UI, it allows you to dynamically adjust the speed, volume, and audio balance of any HTML5 video and audio elements with pixel-perfect precision. 🔒 100% Free & Privacy-Focused: Completely Free: No hidden fees, no premium paywalls, and absolutely no ads. Zero Data Collection: We respect your privacy. Gainz does not collect, store, or track any of your personal data or browsing history. All your settings are saved locally on your own device. Key Features: Precise Speed Control: Fine-tune your playback speed with precise -0.1, +0.1, -1, and +1 increments, or use the smooth slider to find your perfect pace. Quickly revert to normal speed with a single click using the dedicated reset button. Volume Boost & Easy Mute: Boost quiet audio or push sound limits beyond the default maximums with a dedicated Volume Boost slider. Includes a one-click mute/unmute button and an instant volume reset option. Stereo Audio Balance: Seamlessly shift the audio balance between Left and Right channels. Perfect for headphone users, multi-speaker setups, or custom sound preferences, complete with a quick-reset toggle. Sleek & Functional Design: Enjoy a modern neon-accented dark interface designed to reduce eye strain, complete with quick navigation shortcuts for help and info. Smart Memory: Your media preferences are saved automatically using Chrome Storage, ensuring your preferred sound and speed profiles stay active as you navigate between pages. Upgrade your video watching and music streaming experience today with Gainz—clean, safe, and completely free!
Technical
- Version
- 1.0
- Manifest
- V3
- Size
- 485KiB
- Min Chrome
- 88
- Languages
- 1
- Featured
- No
Metadata
- ID
- lnemhpfmkfikmdioenpddhjpgoohjalf
- Developer ID
- uf5cf64db84c1977e6f69654d47a170f1
- Developer Email
- [email protected]
- Created
- Jun 11, 2026
- Last Updated (Store)
- Jun 11, 2026
- Last Scraped
- Jun 12, 2026
- Website
- —
- Support URL
- —
- Privacy Policy
- https://sites.google.com/view/gainzprivacy/main
Data sourced from the Chrome Web Store · last verified Jun 12, 2026.