Starting Android app development requires a definite product objective and awareness of the wide range of devices. Outlining the MVP, choosing a software architecture, and mapping essential user journeys early keeps the initial release targeted and minimizes rework as the app expands.

Once the foundation is set, focus moves to a consistent UI, speed, and compatibility across different OS versions and screen sizes. Robust state management, prudent networking, and trustworthy analytics/crash reporting simplify maintenance and iteration after publishing on Google Play.