Portfolio Details

Polly Learn Cover
Polly Learn Mobile Screenshot
Polly Learn Learning Screen
Polly Learn Vocabulary
Polly Learn Quiz Screen
Polly Learn Reading Screen

Project Information

  • Category: Mobile Application
  • Platform: Android (Google Play Store)
  • Developer: Yasin Küçüker
  • Project Date: 2026
  • Technology: Android SDK, Kotlin, Jetpack Compose, MVVM, Retrofit2, Room Database, Google Gemini AI API, OneSignal, Firebase Cloud Messaging, Speech-to-Text & TTS
  • Web Platform: Polly Learn Web

Polly Learn (LingoApp) Mobile

Polly Learn (LingoApp) is a comprehensive AI-powered language learning mobile application designed to provide learners with an immersive, interactive, and personalized English learning experience from beginner (A1) to proficient (C2) levels.

Key Features:

  • Interactive Flashcards & Spaced Repetition: Curated CEFR vocabulary decks with pronunciation, example sentences, idioms, and phrasal verbs.
  • AI Speech & Pronunciation Practice: Integrated speech recognition allowing users to practice speaking aloud with real-time pronunciation scoring.
  • Listening & Reading Modules: Rich contextual stories and dialogue exercises with synchronized native audio playback.
  • AI Writing Assistant (Gemini): Instant AI feedback on user-written compositions, highlighting grammatical nuances and vocabulary suggestions.
  • Gamified Progression: Daily streaks, XP points, progress badges, dynamic quizzes, and customizable reminder notifications via OneSignal.
  • Offline Capability: Local SQLite/Room caching ensuring seamless learning even without an active internet connection.