Video Speed Key

Video Speed Key is a professional video playback speed control extension. It supports Hold-to-Speed and Toggle Mode, with a visual overlay and precise wheel adjustment for efficient viewing across most HTML5 video platforms. Key Features Wide Compatibility – Works on most HTML5 video sites (YouTube, Bilibili, Coursera, etc.). Hold / Toggle Speed – Hold the trigger key for temporary speed-up or toggle to enable/disable. Custom Trigger Key – Choose any key beyond built-in presets. Wheel Fine-Tuning – While holding the trigger key, scroll to adjust speed in 0.1× steps. Skip Forward / Backward – Default: C to skip forward, Z to skip back; step size configurable.