Building Android apps starts with a well-defined objective and awareness of device variety. Pinpointing the MVP, choosing an architecture, and outlining key user journeys early on helps keep the initial release targeted and minimizes rework as the app expands.

Once the foundation is established, focus moves to UI uniformity, performance, and compatibility across different OS versions and displays. Robust state management, thoughtful networking, and dependable analytics/crash reporting simplify maintenance and iteration following the Google Play launch.