4.1
Oct 1, 2026 · seen Oct 22, 2026
Design Patterns in Java is an education app by Softecks with 10,000+ downloads (about 15K estimated). +3 installs in the last 7 days. Released Dec 24, 2017. Install growth, rank history, SDKs and ad networks.
From the store listing: “Learn Java design patterns, GoF, SOLID, OOP, MVC, refactoring and architecture.”