What metadata is shown?

Width, height, aspect ratio and duration, plus the detected file type and size.

Is my video uploaded?

No — metadata is read and the preview plays entirely in your browser.

Any format your browser can play (MP4/WebM and others depending on your browser).

Drop a video file to view its resolution, duration and detected type, and preview it. Runs in your browser.

Drop a video file or click to uploadProcessed in your browser — never uploaded.