IAB Mobile Interstitial Ad Sizes & Specs
Mobile interstitial display ads yield some of the highest eCPMs in US in-app monetization. Understanding standard IAB dimensions ensures your creative loads seamlessly across SDKs.
Primary Mobile Interstitial Dimensions
| Format Name | Resolution | Device Orientation | Close Button Margin |
|---|---|---|---|
| Smartphone Interstitial | 320 × 480 px | Portrait | 50 px Top Right |
| Smartphone Landscape | 480 × 320 px | Landscape | 50 px Top Right |
| Tablet Interstitial | 1024 × 768 px | Landscape | 60 px Top Right |
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