Starting with clarity is essential when building iOS apps: who will use it, the task the app is meant to accomplish, and which problem needs solving in the initial release. A thorough discovery phase helps define the MVP scope, pick the right architecture, and avoid features that look good on paper but don’t translate into real usage.

After the foundation is in place, attention moves to how the UI behaves, performance, and stability across different iPhone models and iOS versions. Consistent navigation schemes, solid state management, and well-planned integrations (payments, authentication, analytics, backend APIs) simplify maintenance and enable scaling after the App Store launch.