How to Build a Mobile App: 8 Key Steps Plan Your Appīefore you get started with the app development process, you need to plan it. 7.1 Create Your App Store Listing Pages.6.5 Mobile App Development with an App Builder.6.1 Mobile App Development from Scratch.4.1 The Main Methods of App Monetization:.4 Decide How You Will Monetize Your Mobile App.3.3 Define Your Competitive Market Edge.3.2 List What Makes Your Competitors Good.3 Research Your Competitors and Audience.2.1 What If You Don’t Have an App Idea?.1 How to Build a Mobile App: 8 Key Steps.