YouTube Video Scaler adds a lightweight Crop control directly to YouTube’s video player. It automatically adjusts the video to fill your current screen aspect ratio, removing letterboxing and pillarboxing while preserving the original video stream and selected playback quality. Features: - Automatic crop calculation for any screen size or aspect ratio - Adjustable Crop slider for extra zoom control - Reset button to return to the automatic crop level - Slider auto-hides to keep controls uncluttered - Works while watching in fullscreen - No ads, tracking, analytics, stored data, or network requests - Minimal performance impact using CSS-only display adjustments
