Chartboost Ad Sizes
14 placements across 3 Chartboost categories. Open a placement for its safe zone and file spec.
Mobile DSP
| Placement | Size | Ratio | Safe zone | File | Changed | Checked |
|---|---|---|---|---|---|---|
| Chartboost Animated GIF - Landscape | 1024×768px | 4:3 | — | — | Jul 3, 2026 | — |
| Chartboost Managed Client Creative - Landscape | 1600×900px | 16:9 | — | — | Jul 3, 2026 | — |
| Chartboost Managed Client Creative - Portrait | 900×1600px | 9:16 | — | — | Jul 3, 2026 | — |
| Chartboost Animated GIF - Portrait | 768×1024px | 3:4 | — | — | Jul 3, 2026 | — |
| Chartboost Banner Ad | 320×50px | 32:5 | — | — | Jul 3, 2026 | — |
Banner
| Placement | Size | Ratio | Safe zone | File | Changed | Checked |
|---|---|---|---|---|---|---|
| Banner 320x50 (Standard) | 320×50px | 32:5 | — | PNG, JPG | Jun 12, 2026 | Mar 15, 2026 |
Interstitial
| Placement | Size | Ratio | Safe zone | File | Changed | Checked |
|---|---|---|---|---|---|---|
| Animated GIF Interstitial 1024x768 (4:3 Landscape) | 1024×768px | 4:3 | — | GIF | Jun 12, 2026 | Mar 15, 2026 |
| Animated GIF Interstitial 768x1024 (4:3 Portrait) | 768×1024px | 3:4 | — | GIF | Jun 12, 2026 | Mar 15, 2026 |
| Static Interstitial 1120x1500 (4:3 Portrait) | 1120×1500px | 3:4 | — | PNG, JPG | Jun 12, 2026 | Mar 15, 2026 |
| Static Interstitial 1500x1120 (4:3 Landscape) | 1500×1120px | 4:3 | — | PNG, JPG | Jun 12, 2026 | Mar 15, 2026 |
| Static Interstitial 1560x750 (3:2 Landscape) | 1560×750px | 3:2 | — | PNG, JPG | Jun 12, 2026 | Mar 15, 2026 |
| Static Interstitial 1600x900 (16:9 Landscape) | 1600×900px | 16:9 | — | PNG, JPG | Jun 12, 2026 | Mar 15, 2026 |
| Static Interstitial 900x1400 (3:2 Portrait) | 900×1400px | 2:3 | — | PNG, JPG | Jun 12, 2026 | Mar 15, 2026 |
| Static Interstitial 900x1600 (16:9 Portrait) | 900×1600px | 9:16 | — | PNG, JPG | Jun 12, 2026 | Mar 15, 2026 |