Quick answer: TikTok Carousel Ads display 2 to 35 swipeable images in one ad unit. Pick Traffic, Web Conversions, or App Promotion as your objective. Upload images at the correct dimensions, add required music, and launch directly from TikTok Ads Manager.
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What Is a TikTok Carousel Ad?
Definition and key benefits
A TikTok Carousel Ad shows multiple images in one swipeable unit. Viewers tap through each card at their own pace. That extra interaction time gives your brand more room to tell a story than a single static image ever could.
Best use cases (product showcase, step-by-step, before/after)
Three approaches work especially well. Product showcases highlight multiple SKUs inside one ad. Step-by-step tutorials turn each card into a single instruction. Before/after sequences show transformation results that stop the scroll. Each format keeps viewers engaged past the first card.
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Image and Music Requirements
Per TikTok's specifications documentation, every Carousel Ad must meet these requirements before submission.
Image dimensions and file format
Choose one dimension and apply it to every card in the ad. Your three options are horizontal at 1200×628px, square at 640×640px, or vertical at 720×1280px. All images must be JPG/JPEG or PNG format.
File size and quantity (2–35 images)
Keep each image at or below 100 KB for reliable delivery. You need at least 2 images and can include up to 35 per ad unit. Plan your card sequence before you upload.
Music requirements and compatibility
Music is mandatory. Silent carousels are not permitted on TikTok. The clip must loop and run for at least 2 seconds. Supported formats are MP3, WAV, M4A, and FLAC. The upload limit is 10 MB per track.
One detail matters for cross-placement campaigns. Commercial Music Library (CML) tracks play only on TikTok placement. If your campaign also targets Pangle, CML produces a silent ad. Upload your own music file to avoid that problem entirely.
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How to Create a Carousel Ad in TikTok Ads Manager
Per TikTok's Business Help Center, here is the full flow from campaign creation to launch.
Step 1: Start a new campaign and select objective
Open TikTok Ads Manager and create a new campaign. Select one of the three supported objectives: Traffic (App or Website), Web Conversions, or App Promotion. Other objectives do not support the Carousel format.
Step 2: Choose Carousel ad format
At the ad level, find the creative format selector. Choose "Carousel." The multi-image upload panel appears.
Step 3: Upload and organize your images
Upload between 2 and 35 images at your chosen dimension. Drag cards to reorder them. Delete any image that does not fit the sequence. All cards must use the same dimension you set at the start.
Step 4: Add music and customize captions
Upload a music file or choose a track from the Commercial Music Library. For cross-placement campaigns, always upload your own file. Write your caption and set your destination URL. Standard Carousel uses one URL for all cards. Need a unique product link per card? Use the VSA Carousel format with Catalog integration instead.
Step 5: Review and launch
Preview every card in the ad preview panel. Confirm the URL, caption, and music load correctly. Submit for review. TikTok reviews most ads within 24 hours.
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Pro Tips for Carousel Ads
Use Smart Cover Image Selection for automatic optimization
Smart Cover Image Selection is on by default. TikTok automatically shows the best-performing image as the cover based on real data. Leave it enabled unless you have a specific brand reason to override it.
Save carousels to Creative Library for reuse
After launch, save your carousel assets to TikTok's Creative Library. Reuse high-performing cards in future campaigns without re-uploading. This cuts setup time on every new campaign.
Choose uploaded music for cross-placement campaigns
Upload your own music file before launching any cross-placement campaign. Fix it before review, not after a silent ad goes live on Pangle.
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Accelerate Carousel Creation with AI-Generated Images
Building 10 to 35 on-brand images manually takes hours. Coinis shortens that significantly.
How Coinis Image Ads generates carousel images at scale
Coinis Image Ads generates multiple ad creatives from a single product URL. Paste your URL, choose a visual style, and receive a batch of images ready for any carousel dimension. Pick the strongest cards, export them, and upload directly to TikTok Ads Manager. Cutting-edge AI models match your product to the right visual style automatically. Note: direct TikTok publishing is on the Coinis roadmap. For now, Coinis handles the creative work and you finish setup natively in TikTok Ads Manager.
Using Brand Profile to maintain consistent messaging across carousel cards
Brand Profile stores your brand voice, color palette, tone, and messaging rules. Every image Coinis generates pulls from that profile. No off-brand colors. No inconsistent tone. Consistent style across every card, every time.
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Frequently Asked Questions
How many images can a TikTok Carousel Ad include?
TikTok Carousel Ads support a minimum of 2 images and a maximum of 35 images per ad unit. All images must use the same dimension: horizontal 1200×628px, square 640×640px, or vertical 720×1280px.
Is music required for TikTok Carousel Ads?
Yes. TikTok requires music for all Carousel Ads. Silent carousels are not allowed. The clip must loop and be at least 2 seconds long. If your campaign runs on both TikTok and Pangle placements, upload your own music file instead of using the Commercial Music Library to avoid silent ads on Pangle.