Let's assume that you want to sell your app, or that you want to add in-app purchases. What will your strategy look like? When are you going to charge money? Right from the start, enabling the user to download the app in the first place? Or will you offer a trial period, allowing the user to evaluate your app first? Or will it be an app with premium features that can be unlocked with an in-app purchase? The answers to these questions will depend on the nature of your app, the region of your users, and the nature of the device operating system.
Pricing strategy
Price perception
Price perception is an important element here. Everybody knows about the psychological effect of the 99 cents approach. We know that $0.99 is just...