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Video Reframe (9:16, 1:1, 4:5)
Turn a landscape video into a vertical short, a square or a 4:5 post with a blurred or solid background.
Free, no uploads, no sign-up. Runs 100% in your browser.
How Video Reframe (9:16, 1:1, 4:5) works
Everything is drawn or encoded on your device, so drafts stay private until you post them. FFmpeg (WebAssembly) scales, crops or pads the video and encodes H.264.
Input: MP4, MOV, WEBM, MKV. Output: MP4.
How to use Video Reframe (9:16, 1:1, 4:5)
- Drop a video.
- Pick the new shape and how to fill the space.
- Check the live preview.
- Press Reframe video and download.
Tips
- Video tools encode on your device, so short clips finish much faster.
- Square and 4:5 sizes take the most space in feeds. 9:16 is for stories, reels and shorts.
Video Reframe (9:16, 1:1, 4:5) FAQ
- Are my files uploaded?
- No. This tool runs entirely in your browser tab. Files are read from your disk into memory and the result is generated locally.
- Is it free? Are there limits or watermarks?
- Free and open source (MIT). There are no file-size caps, daily quotas, accounts or watermarks.
- Does it work offline?
- Yes, once the page (and any engine it needs) has loaded, it keeps working without a connection thanks to the service worker cache.
Related tools
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- Resize Video: Change resolution or aspect ratio with platform presets, filling the space with a blurred copy or a colour.
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