App Store Optimization’s main goal is to improve your app’s discoverability in app stores. With almost 2 million apps in Apple App Store and 3 million in Google Play Store, your app can easily be ignored or even not seen. The role of ASO is to ensure that your app search ranking would increase. In principle, the more people know about your app, the higher the chance of them downloading it. With more downloads and installs, there will be more opportunities to earn. Thus, ultimately, you need to perform App Store Optimization to increase revenue.