
SpeedBang - Video Speed Booster by Synthra Labs
Universal video Playback speed controller for all platforms. Control 0.25x to 16x speed with keyboard shortcuts and site memory.
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You'll need Firefox to use this extension
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About this extension
SpeedBang provides universal video Playback speed control from 0.25x to 16x on any website. Unlike built-in players limited to 2x, SpeedBang works on YouTube, Netflix, educational sites, and all HTML5 video content with instant keyboard shortcuts.
Features:
• Universal compatibility - works on ALL video websites
• Extended speed range: 0.25x to 16x (far beyond standard 2x limit)
• Instant keyboard shortcuts: Alt+arrows for adjustment, Alt+R to reset
• Number keys 1-8 for quick preset speeds
• Smart per-site memory remembers your preferred speed for each website
• Real-time speed overlay shows current playback rate
• Clean, professional interface with cyber-orange design
• No ads, tracking, or data collection - completely privacy-focused
Perfect for students speeding through lectures, professionals reviewing meetings, language learners adjusting comprehension speed, or anyone wanting complete control over video playback. The extension is lightweight, works offline, and integrates seamlessly with your browsing experience.
Technical excellence: Manifest V3 compliant, cross-browser compatible, open source, and built with modern web standards for optimal performance.
Features:
• Universal compatibility - works on ALL video websites
• Extended speed range: 0.25x to 16x (far beyond standard 2x limit)
• Instant keyboard shortcuts: Alt+arrows for adjustment, Alt+R to reset
• Number keys 1-8 for quick preset speeds
• Smart per-site memory remembers your preferred speed for each website
• Real-time speed overlay shows current playback rate
• Clean, professional interface with cyber-orange design
• No ads, tracking, or data collection - completely privacy-focused
Perfect for students speeding through lectures, professionals reviewing meetings, language learners adjusting comprehension speed, or anyone wanting complete control over video playback. The extension is lightweight, works offline, and integrates seamlessly with your browsing experience.
Technical excellence: Manifest V3 compliant, cross-browser compatible, open source, and built with modern web standards for optimal performance.
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Permissions and dataLearn more
Required permissions:
- Access your data for all web sites
Optional permissions:
- Access your data for all web sites
More information
- Add-on Links
- Version
- 1.0.0
- Size
- 1.42 MB
- Last updated
- 4 days ago (25 Aug 2025)
- Related Categories
- Licence
- MIT Licence
- Version History
- Add to collection
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