Size, corners, export settings, and tips for AI-generated art.
About 6 min
6 steps
Updated September 23, 2026
Before you start
Size
1536×969 px (about 1.585:1)
Format
PNG (JPG / WebP accepted and converted to PNG)
File size
Up to 10 MB
Steps
01
Step 1: The quickest way: the online maker
Open the maker, drop in an image, add network, tier or transit marks, and export a 1536×969 PNG.
02
Step 2: Design at card proportions
Use a 1536×969 px canvas — the ISO bank-card ratio and the exact size AirCard writes to Wallet.
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Step 3: Don’t bake in rounded corners
Keep it full-bleed with square corners — Wallet rounds them for you. Keep important content about 60 px away from the corners.
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Step 4: No real personal data
Never include a real card number, expiry date, CVV, name or a scannable QR code.
ImportantCard art is shown publicly and anyone can download it — design it as a public image.
05
Step 5: Generate it with AI
Add a theme, then copy the prompt below or open it straight in ChatGPT, Gemini or Grok. If the size is off, crop it to 1536×969 when you upload.
Prompt
Design the front of a bank card for Apple Wallet.
Theme: your choice — pick a theme that suits a card
Requirements:
1. Landscape 3:2 (1536×1024), full-bleed, square corners, fully opaque — no transparent areas, rounded corners, border or shadow.
2. No text, numbers, card numbers, logos, chip, magnetic stripe or signature panel anywhere.
3. Clean composition with a clear subject, a unified palette and fine detail, like the front of a premium credit card.
4. Keep the bottom-right corner fairly quiet; a card network logo will go there.