Accepted dimensions can change, so confirm the current device class in App Store Connect and build directly at the required export size.
Start with the target canvas
Choose the requested portrait or landscape dimensions before designing.
- Confirm the current accepted size
- Keep orientation consistent
- Avoid last-minute enlargement
Use one message per slide
Pair a short benefit-focused headline with a large and accurate view of the app.
- Lead with the strongest feature
- Keep headlines short
- Use consistent typography
Adapt for iPad
Do not simply stretch an iPhone layout. Rebalance spacing and scale for the larger canvas.
- Use the extra width intentionally
- Review every localization
- Verify exported dimensions