mastershot

View video metadata

Inspect an unknown video’s container, duration, codecs, and tracks, then copy a technical report.

Files stay on your device

Drop a video to read its metadata

Container, duration, codecs, and tracks. This viewer does not change the file.

MP4, MOV, WebM, and other readable video files

How this tool works

Supported inputs
Any readable video file. The viewer does not change the file.
What happens
Technical properties come from local inspection: size, container, duration, MIME type, and per-track codec, dimensions, rotation, and audio layout.
Limits
Descriptive tags and frame rate are not currently shown. This report is not an anonymization or privacy audit.