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Resize a Video for YouTube Shorts

Clips & podcasts → 9:16 Shorts

Turn any clip into a YouTube Short in your browser: reframe to 9:16, use blurred-background or crop-to-fill, trim under 60 seconds, and export a clean MP4 — nothing uploaded, no watermark.

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Built for repurposing

Turn landscape YouTube videos and podcast recordings into vertical Shorts — trim to the moment, frame the speaker, export.

Runs on your hardware

Where your browser supports it (Chrome/Edge/Safari), the work runs on your device's video hardware via WebCodecs — far faster than uploading to a server and waiting in a queue.

Free, no watermark, no caps

No account, no watermark, no length or file-size tiers, no daily limit. The things other video sites paywall are simply free here.

How to do it

  1. 1Drop your video in — 9:16 is preselected.
  2. 2Trim to under 60 seconds and frame the subject.
  3. 3Export the MP4 and upload as a Short.

FAQ

How long can a YouTube Short be?

Up to 60 seconds (YouTube has been testing longer). Use the trim handles here to cut your clip to length.

What resolution should a Short be?

1080×1920 (9:16) — this page's default export.

Can I convert part of a long video into a Short?

Yes — drop the full video in, trim to the highlight, reframe, export. All on your device.

More free video tools

All free, no watermark, nothing uploaded — your hardware does the work. Open the full Video Studio →