Filming in vertical 9:16 from the start avoids cropping later. See our aspect ratio calculator.
All questions / iPhone camera
What size should vertical videos be for Reels, TikTok and Shorts?
Short answer9:16 vertical, usually exported at 1080 × 1920 pixels. Keep important text and faces away from the top and bottom, where the app’s buttons and captions sit.
Answered by Con, founder of Music Wide Selfie. Updated 22 October 2026. Where something depends on your iPhone or iOS version, we say so.
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