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Crop a video to vertical or square on iPhone Change a recording's shape to Reel 9:16, Square 1:1, or Portrait 4:5 and choose which part shows, for Reels, TikTok, or Shorts.
Where to find it Editor → Frame tab → Canvas & frame
How to do it 1 In the editor, open the Frame tab.
2 Under Canvas & frame , choose a Shape such as Reel 9:16 .
3 Switch the preview to Recording , then drag the frame to move it and drag a corner or edge to resize it.
4 Set Zoom , or type a canvas size and use the presets button beside it.
Good to know The shape applies to the whole timeline. Choose Full frame to export the whole picture again.
Who can use it Free
Where it works iPhone This guide answers How do I make my video vertical on iPhone? How do I crop a screen recording to 9:16? How do I change the canvas size in the iPhone editor? How do I move the crop in my video? Related guides Change a video to vertical 9:16 for TikTok, Reels and Shorts
Set the canvas to Reel, Square, Portrait or another size. A screen recording is cropped to match and can follow your mouse.
Resize a video for Reels, TikTok, or Shorts in your browser
Use the Frame tab to crop a landscape video to 9:16, square, or 4:5, and pick a canvas size preset such as Reel or 4K.
Add a live preview of your screen crop
A screen preview window shows a live, zoomed view of part of the screen, following your mouse, so you can watch a Reel-shaped crop as you work.
Start a new project in the web editor
Start an empty project on the canvas size and frame rate you pick, such as vertical 1080 × 1920 for Reels, or begin from a pasted script.
Still stuck? Support covers install, permissions and how to send feedback from the app.
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