Reduction of application size on iOS by nearly 200MB - case study

In this article, the author shares their experience of optimizing the United Airlines mobile app, reducing its size from 439 MB to 252 MB. They start by explaining that the size of an app is crucial for users, especially when downloading over a cellular network. The author emphasizes the importance of removing unused resources and utilizing analysis tools to understand what can be improved. They highlight specific steps such as eliminating unnecessary libraries and compressing images, which significantly reduces the app's weight. Additionally, the article provides tips on testing and monitoring performance to ensure that the changes do not negatively impact users. The conclusion stresses how such small code changes can lead to substantial differences in user experience and the ongoing necessity of optimizing mobile applications.