Android Tutorial #1: Android App Architecture — MVVM, MVI, and Clean Architecture

Your first Android app works fine with everything in one file. But as the app grows, things fall apart. You add more screens. More API calls. More database queries. Suddenly, one change breaks three unrelated features. This is the architecture problem. And it is the reason most real-world apps follow a structured pattern. In this tutorial, you will learn the three most important architecture patterns for Android: MVVM, MVI, and Clean Architecture. You will understand when to use each one and how they work together. ...

July 3, 2026 · 10 min