Aspect ratio, length, resolution, captions and sound for every major short-form placement. No signup — pick a platform.
| Aspect ratio | 9:16 vertical (full screen) |
|---|---|
| Recommended length | 9–15s for ads; up to ~34s still performs |
| Resolution | 1080×1920, MP4 |
| Hook | In the first 1 second — on screen and spoken |
| Captions | Burned-in, word-level, safe of the right-side UI |
| Sound | On by default — music bed + voiceover, mixed |
| Use as | In-Feed Ads, Spark Ads, or organic then boost |
LaunchReel generates ads that already meet these specs — five variations from one product description.
Make a TikTok ad freeFor TikTok, Reels and Shorts: 9:16 vertical, full screen. For Facebook / Instagram feed: 4:5 or 1:1. Export 9:16 as your default and add a feed crop when you run Meta feed placements.
TikTok in-feed ads land best at 9–15 seconds; Reels and Shorts ads at 15–30 seconds; Facebook feed video ads do their work in 5–15 seconds. Keep the hook in the first 1–2 seconds regardless.
Yes. Feeds autoplay muted, so the message has to read without sound. Use word-level captions positioned clear of each platform’s on-screen UI.
1080×1920 for 9:16, MP4 (H.264). That is the safe target for every major short-form placement.
Describe your product — get five to-spec ad variations, captions and voiceover included. First one free, no card.
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