App Store Optimization is an ongoing process. After optimizing your app store listing, and getting your app in the first high-ranking positions, your work isn't done. Also called Product Page Optimization (PPO).. Things you can change. Screenshots. Screenshot previews. Promotional text. These custom pages are fully localizable and shareable via a unique URL.. Users will see the default product page for your app on the App Store unless they follow a custom link.. Each app can have up to 35 custom product pages published on the App Store at the same time.. Steps to take before creating an A/B test for your app. How to create Custom Product Pages. How to submit Custom Product Pages for review. How to edit a Custom Product Page. How to delete a Custom Product Page. How to disable a Custom Product Page URL