PRIVATE MP4 COMPRESSOR

Compress MP4 Video

Use the compact preset or enter a specific MB budget. The result is an H.264/AAC MP4 designed for broad playback compatibility.

✓ No upload✓ No account required✓ Start immediately after selecting a video
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Drop your video hereMP4, MOV, WebM, WMV, and moreor● Nothing is uploaded
01

How to use this preset

  1. Choose an MP4 file.
  2. Trim it and choose quality or a target size.
  3. Export the smaller MP4 and check its actual size and quality.
02

When to use this preset

  • Reducing a phone-recorded MP4 for sharing.
  • Preparing a smaller H.264 copy for a website.
  • Meeting an upload target while keeping MP4 compatibility.
03

Check before you share

Already-efficient MP4 files may show a smaller reduction. Lower resolution or shorten the clip when the target is very strict.

Your source video stays on this device.
Creator toolsEverything stays local
⇣Compress videoOpen dedicated tool→25Compress to 25MBOpen dedicated tool→◉Edit your YouTube videoOpen dedicated tool→▥Resize for ShortsOpen dedicated tool→
01Truly local processingFile APIs, WebCodecs, and WebAssembly all run in your browser.
02Every feature is freeNo file-size limit, with up to 4K, batch, and advanced tools.
03No server copyNo video upload endpoint and no account required.