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TikTok Ads ad specs
In-feed video
Native vertical video in the For You feed
- Dimensions
- 1080 × 1920 px
- Aspect ratio
- 9:16 (16:9 and 1:1 accepted)
- Max file size
- 500 MB
- File types
- MP4, MOV, MPEG, AVI · 5–60 s (9–15 s sweet spot)
- Copy limits
- Ad text 1–100 chars, no emoji in first/last char · Display name 20 chars
Spark Ads
Boost organic posts as ads
- Dimensions
- Native post dimensions
- Aspect ratio
- 9:16
- Max file size
- Uses the organic post
- File types
- —
- Copy limits
- Caption comes from the organic post
TopView
First ad seen when opening TikTok
- Dimensions
- 1080 × 1920 px
- Aspect ratio
- 9:16
- Max file size
- 500 MB
- File types
- MP4, MOV · up to 60 s
- Copy limits
- First ad slot on app open — highest impact, book via TikTok
Carousel ads
Up to 35 swipeable images
- Dimensions
- 1080 × 1920 px per image
- Aspect ratio
- 9:16
- Max file size
- Up to 35 images
- File types
- JPG, PNG
- Copy limits
- Ad text 1–100 chars
Specs current as of 2026 and subject to change by the platforms — confirm against official docs before final creative export.