Quick answer: TikTok image ads need 9:16 vertical images at 720×1280px minimum, saved as JPG or PNG under 100MB. Connect Shopify to TikTok Ads Manager to sync your catalog automatically. Generate on-spec visuals fast with AI.
Shopify merchants can run image ads on TikTok that pull directly from their product catalog. Getting the specs right and linking your store takes a few steps. Here's the exact process.
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Why Image Ads Work for TikTok Shopify Stores
TikTok's mobile-first format makes image ads a fast, affordable option for Shopify sellers.
TikTok's vertical-first platform favors mobile-optimized visuals
TikTok is built for phones. Vertical images fill the screen completely. They feel native and don't break the scroll. That's a practical advantage, especially when you're testing a product without a full video budget.
Dynamic product ads sync Shopify catalog automatically
Per TikTok's Business Help Center, connecting your Shopify store syncs product titles, prices, inventory, and images to TikTok Ads Manager in real time. When you update stock or pricing in Shopify, TikTok ads reflect those changes automatically. No manual uploads. No stale data.
High-quality images drive higher engagement and conversion
According to Shopify's TikTok Ads guide, 39% of TikTok users have bought a product they discovered on the platform. Clear, well-lit product images are a direct driver of that conversion. The image is doing the selling. Make it count.
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TikTok Image Ad Specifications
TikTok's image ad documentation covers several supported formats. Vertical is the priority.
Recommended dimensions: 9:16 vertical aspect ratio
Vertical is the default format for TikTok feed placements. The recommended aspect ratio is 9:16. Minimum resolution is 720×1280px. That fills a mobile screen edge to edge with no black bars.
Square (1:1) and horizontal (16:9) formats are also supported. Square requires at least 640×640px. Horizontal requires at least 1280×720px.
Minimum pixel sizes and file requirements
- Vertical 9:16: minimum 720×1280px
- Square 1:1: minimum 640×640px
- Horizontal 16:9: minimum 1280×720px
- Maximum file size: 100MB
For catalog feeds specifically, product images must be at least 500×500px in JPEG or PNG format.
Supported file formats (JPG, JPEG, PNG)
TikTok accepts JPG, JPEG, and PNG only. Images that miss the format or size requirements will not pass review. Check files before uploading. A failed review wastes time you don't need to lose.
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How to Create Image Ads for TikTok + Shopify
Five steps take you from product images to a live catalog campaign.
Step 1: Design or generate images meeting TikTok specs
Start with a 9:16 vertical image at 720×1280px or higher. Your product needs to be front and center. Save as JPG or PNG under 100MB. Coinis Image Ads generates spec-compliant visuals from your product URL in minutes. The workflow outputs the correct dimensions automatically. No manual resizing.
Step 2: Ensure product images are high-quality and clear
Blurry or dark images hurt performance immediately. Use well-lit shots that show product details clearly. Multiple angles outperform a single hero shot. This applies both to images you upload directly and to catalog images TikTok pulls from Shopify.
Step 3: Connect Shopify to TikTok Ads Manager
Install the TikTok for Shopify app from the Shopify App Store. Sign in with your TikTok Business account. Follow the setup prompts to authorize the connection. That links your Shopify store to TikTok Ads Manager.
Step 4: Sync your product catalog automatically
Once connected, TikTok pulls your catalog automatically. Product titles, prices, images, and inventory sync in real time. No CSV uploads needed. Changes you make in Shopify appear in your TikTok catalog without extra steps.
Step 5: Create a catalog ad or dynamic product ad campaign
In TikTok Ads Manager, choose a "Catalog Sales" or "Smart+ Web Campaign" objective. Select your synced product catalog. TikTok populates ad creatives with your product images, prices, and direct product links. Set your budget, define your targeting, and launch.
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Best Practices for High-Performing Images
Small creative choices move performance numbers on TikTok.
Vertical format fills the mobile screen naturally
Always prioritize 9:16. Horizontal images appear smaller and feel misplaced in the TikTok feed. Vertical images grab more attention and perform better across mobile placements.
Show product details clearly with multiple angles
Don't rely on one hero shot. Show the product from different angles. Add lifestyle shots where context helps. Clarity builds trust fast, and trust drives clicks.
Use bright, well-lit photography
Dark images get scrolled past. Bright, clean product shots hold attention longer. Natural light or a simple white background works well for most e-commerce products.
Match TikTok's speed and creative aesthetic
TikTok moves fast. Keep visuals bold and immediate. Text overlays should be short and readable. Don't crowd the image. Let the product do the work.
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Faster Image Creation with AI
Generating TikTok-ready images manually takes time. AI cuts that significantly.
Generate spec-compliant images in minutes
Coinis Image Ads creates product visuals from a product URL. The workflow produces on-spec, vertical-first images ready for TikTok. No design skills needed. Brand Profile stores your brand's colors, tone, and style so every image stays consistent automatically.
Test multiple variations to find top performers
More creative variations mean better data. Use Coinis Revise to spin up variations fast. Test different backgrounds, text placements, and visual treatments. Find what resonates, then scale it.
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Or let Coinis do it.
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Frequently Asked Questions
What image size does TikTok require for ads?
TikTok recommends a 9:16 vertical aspect ratio at a minimum of 720×1280px for feed placements. Square (1:1, minimum 640×640px) and horizontal (16:9, minimum 1280×720px) formats are also supported. Accepted file types are JPG, JPEG, and PNG up to 100MB.
How do I connect my Shopify store to TikTok Ads?
Install the TikTok for Shopify app from the Shopify App Store and authorize the connection with your TikTok Business account. Once linked, your product catalog syncs automatically to TikTok Ads Manager, including titles, prices, images, and inventory levels in real time.
Do I need video ads for TikTok, or do image ads work too?
Image ads work on TikTok and are a practical starting point for Shopify sellers. Vertical 9:16 images fill the mobile screen natively and run across TikTok feed placements. Video often performs well for brand awareness, but image ads can drive product discovery and catalog sales effectively.
What format do product images need to be for TikTok catalog ads?
For TikTok catalog feeds, product images must be at least 500×500px in JPEG or PNG format. For standard image ad placements, vertical images should meet the 720×1280px minimum at 9:16 aspect ratio.