Ultraboost — Universal Vi

UltraBoost — Universal Video Enhancer

Enjoy videos the way they were meant to be seen and heard — on any site.

— Floating control panel · draggable overlay on any video, no popup needed
— Smart zoom & centering · removes black bars, ultrawide, auto or fill mode
— Playback speed · 0.25× to 5× with one click
— Volume boost · up to 5× louder, clear audio via Web Audio API
— HD Screenshot · capture any frame at full video resolution, saved as PNG
— Loop section · set a start and end point, replay any clip on repeat
— Ad-Speeder · Automatically fast-forwards ads on supported video platforms.
— Video filters · ready-made presets (Vivid, Film, Noir, Warm, Cool…) or fully custom sliders
— Works everywhere · Any HTML5 video player

Keyboard shortcuts
V · toggle on/off · P · show/hide panel · N · cycle zoom modes · B · toggle ambient light

Install UltraBoost for full screen, full speed, and full sound.