Tala - Language Learning Conversation App

Tala is a language learning application built with Kotlin Multiplatform that helps users practice conversations in their target language. The app provides an interactive environment where users can engage in voice-based conversations to improve their language skills.

📱 Download Tala

Android

iOS (Coming Soon)

Features

• Voice-based Conversation Practice: Record your voice and get responses to practice speaking
• Guided Practice Mode: Follow structured scenarios to practice specific conversation topics
• Conversation History: Review past conversations to track your progress
• User Profiles: Track your learning streak and conversation count
• Multiple Language Support: Practice in your chosen target language

Technology Stack

• Kotlin Multiplatform: Single codebase for Android and iOS
• Jetpack Compose: Modern UI toolkit for building native UI
• Decompose: Navigation
• Firebase: Authentication, data storage, analytics, and remote config
• SQLite/SQLDelight: Local database storage
• Ktor/Ktorfit: Networking and API communication
• Speech Recognition: For processing user's spoken language
• AI Integration: Gemini API for natural language processing
• Audio Processing: Eleven Labs for voice synthesis

Libraries

• Koin: Dependency injection
• Decompose: Navigation and component-based architecture
• Coil: Image loading and caching
• Room: Database persistence
• Firebase (Authentication, Database, Remote Config: Firebase services
• Ktorfit: Networking
• Ktor: Networking Utils
• RevenueCat: In-app purchase management
• Stream Chat: Chat functionality
• Media3/ExoPlayer: Media playback
• Accompanist: UI utilities and permissions handling
• Kotlinx DateTime: Date and time handling
• Kotlinx Serialization: JSON serialization/deserialization
• KMP Auth: Cross-platform authentication

Project Structure

• /composeApp: Contains shared code for all platforms
  • commonMain: Core application logic and UI components
  • androidMain: Android-specific implementations
  • iosMain: iOS-specific implementations
• /iosApp: iOS application entry point

Getting Started

1. Clone the repository
2. Open the project in Android Studio or Xcode
3. Configure Firebase, ElevenLabs, and Gemini credentials
4. Build and run the application

Learn More

• Kotlin Multiplatform
• Jetpack Compose