Compress a video.

Shrink a video for email, WhatsApp or a slow upload by lowering its resolution and bitrate. Your file stays on your computer.

Your video shows up here.

Settings

Output format Compressing plays the video through in real time while it re-records, so a two minute video takes about two minutes. Keep this tab open and in view.

How it works

  1. Add your video

    Drop in an MP4, MOV or WebM. It opens in your browser.

  2. Choose size and quality

    Pick a resolution and quality. We estimate the new file size before you start.

  3. Compress and download

    The video plays through once while it re-records at the new settings.

Good to know. There’s no server doing the work, so the browser re-records the video in real time: it takes as long as the video lasts. Bitrate control varies between browsers, so the final size can land either side of the estimate. If the result is bigger than the original we’ll say so, and you should keep the original.

Questions

How small will it get?

A phone video at 1080p is often 15 to 20 Mbps. Balanced at 720p is around 1.4 Mbps, so expect a big cut. We show an estimate first.

Why does it take so long?

Browsers can only re-encode video by playing it. It’s slower than desktop software, but your file never leaves your device.

Is my video uploaded?

No. Compression happens on your computer.

Will the quality be OK for social media?

Balanced at 720p looks fine on phones. Use High at 1080p for anything that will be watched on a big screen.

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