Building an Android app starts with a well-defined product objective and awareness of device variety. Outlining the MVP, choosing an architecture, and mapping key user journeys early keeps the initial release focused and lowers rework as the app expands.

Once the foundation is set, focus moves to UI consistency, performance, and compatibility across OS versions and screen sizes. Robust state management, mindful networking, and dependable analytics/crash reporting simplify maintenance and iteration after launch on Google Play.