Building Android apps starts with a precise product goal and appreciation for device diversity. Outlining the MVP, choosing an architecture, and mapping key user flows early keeps the initial release focused and minimizes rework as the app evolves.

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