Flutter AI Companion Case Study
Silent Hill 2 Trivia: Echoes of the Fog
A specialized fan companion that combines dynamic trivia, AI-powered lore exploration, and a psychological horror interface into one replayable multi-platform app.
Identity record
Lore Session
Psychological State
Unstable, but still responsive.
Focus topic
Monsters and Symbolism
12 adaptive questions tuned for deep fans, followed by AI-guided context from the Lore Master.
5
Easy7
Medium12
HardPlatform
Web, Android, and iOS
Audience
Psychological horror fans and lore enthusiasts
Experience
Trivia, AI Q&A, and guided companion content
Positioning
A high-quality fan project with clear IP and privacy boundaries
Product Features
Built for fans who want more than a quiz
The product turns a familiar trivia format into an atmospheric companion experience that rewards replay, discovery, and deeper lore exploration.
Psychological state tracker
A persistent state model moves from Stable to Critical based on session performance, giving every playthrough a personal tension curve.
Replayable trivia engine
Difficulty controls question count and depth, while randomized focus topics such as Lore, Monsters, and Puzzles keep sessions fresh.
AI lore consultation
A grounded Lore Master chat experience helps fans explore character arcs, symbolism, and story details without leaving the app.
Atmospheric interface
Fog animation, CRT noise treatments, and typewriter-inspired typography translate psychological horror into a focused mobile experience.
Technology
A production-minded Flutter architecture
Echoes of the Fog was designed as a scalable companion app, not a throwaway fan quiz. The architecture supports secure sessions, cross-platform releases, AI interactions, and carefully managed local persistence.
Flutter
Single codebase for Web, Android, and iOS.
Riverpod
AsyncNotifier and ChangeNotifier patterns for reactive session state.
Dio
Interceptor-based networking with anonymous and JWT authentication.
Secure storage
Token and psychological stat persistence with platform-aware web handling.
Custom rendering
Painters and specialized widgets for fog, noise, and game-inspired UI details.
Privacy ready
Minimal device-ID based data collection with GDPR and CCPA-conscious policy coverage.
User Flow
Simple to enter, hard to exhaust
The flow keeps casual fans comfortable while giving experts enough depth to return for new topic combinations and AI-assisted interpretation.
Choose a difficulty and focus area.
Answer lore, monster, and puzzle questions tuned to the session.
Watch the psychological state react to performance.
Ask the Lore Master for deeper context after the round.
Compliance
Clear boundaries for a fan-focused product
The app includes an explicit intellectual property disclaimer identifying Silent Hill 2 and related rights as belonging to Konami Digital Entertainment. It is positioned as a fan project, not an official product.
Privacy and terms coverage is built around anonymous device IDs, AI content processing, secure token handling, and user conduct expectations.
Build a companion app fans remember
Trustworth Labs builds polished mobile and AI products that combine strong architecture with memorable user experiences.