WEBM to MP4

Convert WEBM videos to MP4 in your browser. No upload required. Useful for web recordings and downloads.

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Upload Video

Drag & drop or click to select a video file

How to convert WEBM to MP4

  1. Upload a WEBM file.
  2. Optionally trim the time range.
  3. Click Convert and wait for completion.
  4. Download the MP4 file.

Privacy

By default, conversion runs locally in your browser. Your video is not uploaded to any server.

WEBM to MP4 FAQ

Why is WEBM conversion slower?

WEBM files often need transcoding for MP4 compatibility. Transcoding is CPU intensive in the browser.

Is my file uploaded?

No. The conversion runs locally by default.