Tools / Convert / Convert Video
Convert Runs in browser

Convert Video.

Re-encode to WebM (MP4 with the FFmpeg build).

Your videos never leave your device 100% local processing No uploads No account
Processed locally — no upload. Convert Video runs entirely in your browser. Large files use more memory and processing time depends on your device. Re-encoded video is exported as WebM here (MP4 requires cross-origin isolation, e.g. a production deploy in Chrome/Firefox).

Drop your video here

or click to browse — MP4, WebM, MOV, MKV, M4V

Files stay on your device · nothing is uploaded

Settings

Load a video to configure convert video.
Privacy first100% local processing

Convert videos without uploading your files

Convert Video re-encodes a recording into a browser-friendly output format.

Use it to improve compatibility, change resolution or prepare a video for websites and applications.

Your source file stays on your device throughout conversion.

100% local processing

Your videos never leave your device.

VideoDock processes your files inside the browser tab. Nothing is uploaded to a VideoDock processing server, stored in the cloud or sent to a third-party video processing service.

No video uploads
No account required
Local browser processing
Privacy-first by design
HowSimple workflow

How to use Convert Video

  1. Open the video you want to convert.
  2. Choose the output resolution and audio option.
  3. Run the conversion locally.
  4. Wait for the browser or FFmpeg engine to finish.
  5. Download the converted video.
FormatsBrowser compatible

Supported formats

VideoDock commonly exports WebM through the browser engine and MP4 where the local FFmpeg engine is available.

→WebM
?Convert Video FAQ

The browser engine normally creates WebM. On supported production browsers, the FFmpeg engine can create MP4.

No. VideoDock processes the file locally inside your browser. Your video is not uploaded to a VideoDock processing server or stored in the cloud.

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