Android app development starts with a definite product goal and awareness of device variety. Defining the MVP, choosing an architecture, and mapping core user flows early helps keep the initial release focused and minimizes rework as the app scales.

Once the foundation is set, focus moves to UI consistency, performance, and compatibility across OS versions and screen sizes. Robust state management, careful networking, and dependable analytics/crash reporting make the app easier to support and iterate on after it reaches Google Play.