Free online tool
Shorts/Reels/TikTok Size Guide
Check whether a vertical video export is ready for Shorts, Reels, or TikTok. Enter width, height, and optional duration to get a practical 9:16 check and copy-ready posting checklist.
Browser-only creator guide
Check vertical video size
Compare your Shorts, Reels, or TikTok export against common 9:16 dimensions before posting.
Enter a width and height to check the aspect ratio locally.
Result
Ready
Ideal vertical exports are 9:16.
Aspect ratio
—
Width ÷ height
Recommended size
1080×1920
9:16 vertical, also exportable at 720×1280 or 2160×3840.
Safe area reminder
10%
Keep captions, logos, and faces away from the edges and bottom UI area.
Copy-ready checklist
Size: use 1080 × 1920 px for a clean 9:16 vertical export.
Format: MP4/H.264 is a safe default for most editors and platforms.
Safe area: keep important text away from app buttons, captions, and crop edges.
Use 9:16 vertical video
A 1080 × 1920 px export is the simple default for Shorts, Reels, and TikTok. The checker flags landscape, square, and near-vertical sizes that may crop or pad.
Leave safe space
Keep captions, logos, and faces away from the outer edges and lower interface areas where buttons, captions, or platform UI can cover the frame.
Browser-only checklist
All checks run locally. The tool does not upload video files, scrape platforms, download media, or call any social network API.
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Cleaning creator text and links too? Try the Social Link Cleaner, Hashtag Deduplicator, or YouTube Title & Description Checker.