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Compress MP4 video

Re-encode MP4 with H.264 CRF to reduce size. Lower CRF means better quality.

All files remain on your device. Nothing is sent to servers.

Drag a video file here or click to browse

How it works

  1. Select video

    MP4 or WEBM input.

  2. Set CRF

    Try 23–28 for a balance.

  3. Compress

    Download the new MP4.

Benefits

  • Smaller shares
  • Local
  • Adjustable quality

Frequently asked questions

WEBM output?
This tool outputs MP4 (H.264) for broad compatibility.