Projects using Android Studio in Hwaseong-siProjects using Android Studio in Hwaseong-siDesigned, developed, and published Stone Grid as a solo Flutter developer.
Stone Grid is a cross-platform Gomoku (Five in a Row) strategy board game featuring AI opponents, local multiplayer, multiple board sizes, hint systems, zoom controls, and customizable game rules.
Built and maintained the entire application, including game logic, AI gameplay systems, board rendering, local state management, in-app purchases, advertising integration, and App Store / Google Play releases.
Technologies: Flutter, Dart, SQLite, In-App Purchase, AdMob Designed, developed, and published Sudoku Heaven as a solo Flutter developer.
Sudoku Heaven is a cross-platform puzzle application featuring multiple difficulty levels, daily challenges, statistics tracking, progress management, hint systems, and offline gameplay.
Built and maintained the entire application, including puzzle generation and validation logic, local data storage, in-app purchases, advertising integration, game progression systems, and App Store / Google Play releases.
Technologies:
Flutter, Dart, SQLite, In-App Purchase, AdMob Developed and published TraitTest, a cross-platform personality assessment application built with Flutter.
The app is based on the scientifically recognized Big Five personality model and provides personality analysis, MBTI-style type suggestions, visual result charts, and shareable result summaries.
Implemented multilingual support, local data management, in-app purchases, result history, and a responsive user experience across iOS and Android.
Technologies:
Flutter, Dart, SQLite, In-App Purchase
