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Instagram Reels Resizer.

Reframe to vertical 1080×1920 for Reels.

✓ Your videos never leave your device✓ 100% local processing✓ No uploads✓ No account
Processed locally — no upload. Instagram Reels Resizer runs entirely in your browser. Large files use more memory and processing time depends on your device. Re-encoded video is exported as WebM here (MP4 requires cross-origin isolation, e.g. a production deploy in Chrome/Firefox).

Drop your video here

or click to browse — MP4, WebM, MOV, MKV, M4V

Files stay on your device · nothing is uploaded

Settings

Load a video to configure instagram reels resizer.
Privacy first100% local processing

Prepare vertical videos for Instagram Reels

Instagram Reels Resizer converts footage to a vertical 9:16 layout.

Choose how the source video fills the new frame and create a social-ready recording.

Processing remains local on your device.

100% local processing

Your videos never leave your device.

VideoDock processes your files inside the browser tab. Nothing is uploaded to a VideoDock processing server, stored in the cloud or sent to a third-party video processing service.

✓ No video uploads
✓ No account required
✓ Local browser processing
✓ Privacy-first by design
HowSimple workflow

How to use Instagram Reels Resizer

  1. Select the source recording.
  2. Use the 1080×1920 Reels preset.
  3. Choose the preferred fit mode.
  4. Resize the footage locally.
  5. Download the vertical video.
FormatsBrowser compatible

Supported formats

The target format is vertical 1080×1920. Export format depends on the available browser engine.

9:16
?Instagram Reels Resizer FAQ

Instagram Reels are commonly prepared in a vertical 9:16 aspect ratio.

No. VideoDock processes the file locally inside your browser. Your video is not uploaded to a VideoDock processing server or stored in the cloud.

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