Drop in one video. See its resolution, frame rate and length, and whether TikTok, Reels, Shorts, the App Store and Google Play accept it.
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Every rule the checker uses, from each platform's own help pages. Checked 9 October 2026.
| Platform | Shape and size | Length | Frame rate |
|---|---|---|---|
| TikTok | 9:16, 360 to 4096 px | Up to 3 min | 23 to 60 fps |
| Instagram Reels | 1.91:1 to 9:16, 720 px or more | Up to 20 min | 30 fps or more |
| YouTube Shorts | Square or vertical, 1080 × 1920 | Up to 3 min | 24 to 60 fps |
| App Store preview | 886 × 1920 (iPhone) | 15 to 30 s | 30 fps at most |
| Google Play video | Portrait or landscape | First 30 s autoplay | As YouTube |
Source: TikTok for Developers, TikTok for Business
Source: Instagram Help Centre, Meta specs guide
Source: YouTube Help, YouTube encoding settings
Source: App Store Connect Help
Source: Play Console Help
Check the file you will post, not the project. A phone recording is fine too: rotation is read from the file, so a vertical clip shows as vertical.
Resolution, aspect ratio, length, frame rate, codec, bitrate and audio. These are the numbers each platform judges.
Pass means every rule is met. Check means the platform only advises against something. Fail means a stated rule is broken.
On a Mac, select the file and choose Get Info. On Windows, open Properties, then Details. Both list the frame width and height.
Set the project to 1080 x 1920 before you edit, not after. A 16:9 file posted to TikTok or Reels gets bars, and on YouTube it becomes a regular video instead of a Short.
Apple allows 30 fps at most, and many phone recordings run at 60. Export at 30, or run it through the App Store preview converter, which also sets the size.
Screen recordings from the Simulator have none. TikTok, Reels and Shorts still post them, silent. Apple lists stereo audio for previews, so add a silent track before you upload.
Shorts stop at 3 minutes and app previews at 30 seconds. Reels over 3 minutes reach only your followers. Cut to the first strong moment.
Instagram asks for 720 px and TikTok for 540 x 960 on promoted videos. Upscaling adds no detail, so export again from the source at 1080 x 1920.
Apple takes H.264 up to High Profile Level 4.0, or ProRes 422 HQ in a .mov. HEVC from an iPhone camera does not qualify. Export again as H.264.
A file can pass every check and still hide its text under the buttons. These tools show where.
See what the TikTok caption and button column cover.
Meta's 14% top, 35% bottom and 6% side margins, drawn on your video.
Google's 1080 x 1920 template, with the wide right margin.
Turns a failing file into an 886 x 1920, 30 fps preview with stereo audio.
ClipUGC makes vertical UGC videos for your app. An AI influencer says your hook, then your app footage plays. The result fits TikTok, Reels and Shorts.
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Ida, made with ClipUGC
Make it 9:16 vertical. TikTok accepts 360 to 4096 px on each side and asks for at least 540 x 960 for promoted videos, so a 1080 x 1920 export is safe. The frame rate has to be between 23 and 60 fps.
Use 9:16. Instagram asks for at least 720 px and 30 fps, and accepts shapes from 1.91:1 to 9:16. Meta lists 1440 x 2560 for promoted Reels, and 1080 x 1920 clears every minimum.
A Short must be square or vertical and 3 minutes or shorter. YouTube recommends MP4 with H.264, AAC or Opus audio at 48 kHz, and 24 to 60 fps. Google's Shorts template is 1080 x 1920.
Drop the file into the checker above. It shows the resolution, frame rate, length, codec and audio in a second. On a Mac you can also use Get Info, and on Windows Properties, then Details.
Apple is much stricter. An app preview must use an exact size such as 886 x 1920, last 15 to 30 seconds, run at 30 fps or less and carry a stereo audio track. The free App Store preview converter fixes all four.
No. Google Play takes a YouTube link. Upload the video to YouTube as public or unlisted, turn monetization off, and paste the link into Play Console.
No. The checker reads the file in your browser. The video never leaves your phone or computer.
Create an AI influencer, give them your hook, and add your app footage. Free credits cover the first video.