A cutting-edge subscription management app showcasing the latest Kotlin Multiplatform Mobile technologies
Built with Compose Multiplatform 1.8.2 - featuring production-ready iOS support!
Features • Tech Stack • Architecture • Getting Started • Showcase
This project showcases state-of-the-art mobile development using the latest 2025 technologies:
- ✅ Compose Multiplatform for iOS - Production-ready as of May 2025
- ✅ 100% Shared UI - Single codebase for both platforms
- ✅ Clean Architecture - Industry-standard separation of concerns
- ✅ Modern KMP Stack - Latest libraries and best practices
- ✅ Professional Code Quality - Type-safe, tested, documented
💡 Perfect timing! This app demonstrates mastery of Compose Multiplatform's iOS stable release - positioning you at the forefront of cross-platform development.
- 📱 Cross-Platform Native UI - Shared Compose UI with platform-specific optimizations
- 💰 Subscription Management - Add, edit, delete, and track recurring subscriptions
- 📊 Cost Analytics - Monthly spending summaries and projections
- 🌍 Multi-Currency Support - USD, EUR, GBP with conversion rates
- 📅 Billing Cycles - Monthly, yearly, weekly subscription tracking
- 🎨 Material Design 3 - Modern, adaptive design system
- 🍏 iOS Native Experience - Native scrolling physics, accessibility, text editing
- 🔥 Hot Reload - Instant UI updates during development
- 💾 Offline-First - Local SQLite database with planned sync
- 🧪 Type-Safe Database - SQLDelight with compile-time SQL verification
- 🏗️ Modular Architecture - Clean separation with dependency injection
Kotlin 2.1.21 // Latest stable with 2.2.0-Beta2 ready
Compose Multiplatform 1.8.2 // iOS STABLE - Production ready!
Material Design 3 Latest // Full iOS + Android supportSQLDelight 2.0.2 // Type-safe multiplatform SQL
Kotlinx DateTime 0.6.0 // Cross-platform date handling
UUID 0.8.4 // Multiplatform ID generationKoin 4.0+ // Modern DI framework
Ktor 3.2 // HTTP client for networking
Navigation Compose Latest // Type-safe navigation
StateFlow/ViewModel Latest // State managementBuilt with Clean Architecture principles for maintainability and testability:
📱 Presentation Layer
├── 🎨 UI Components (Compose Multiplatform)
├── 📄 Screens (MVVM Pattern)
├── 🎭 Theme (Material Design 3)
└── 🧭 Navigation (Type-safe routing)
💼 Domain Layer
├── 📋 Use Cases (Business Logic)
├── 📄 Repository Interfaces
└── 🏷️ Domain Models
💾 Data Layer
├── 🗄️ Local Database (SQLDelight)
├── 🌐 Network (Ktor - planned)
├── 📊 Repository Implementations
└── 🔄 Data Models
🔧 Infrastructure
├── 💉 Dependency Injection (Koin)
├── 🧪 Testing Framework
└── 🔧 Platform-specific implementations
| Platform | Status | Version | Features |
|---|---|---|---|
| 🤖 Android | ✅ Stable | API 24+ | Full feature parity |
| 🍏 iOS | ✅ STABLE | iOS 12.0+ | Native scrolling, accessibility, text editing |
| 🌐 Web | 🚧 Planned | - | Future expansion |
| 🖥️ Desktop | 🚧 Planned | - | Future expansion |
- Kotlin 2.1.21+
- Android Studio with KMP plugin
- Xcode 14+ (for iOS development)
- JDK 11+
# Clone the repository
git clone https://github.com/yourusername/kyklos.git
cd kyklos
# Build for Android
./gradlew compileDebugKotlinAndroid
# Build for iOS
./gradlew compileKotlinIosX64
# Run Android app
./gradlew installDebug
# Generate iOS project (requires Xcode)
./gradlew iosX64ProcessResources# Clean build all targets
./gradlew clean build
# Generate SQLDelight code
./gradlew generateCommonMainKyklosDatabaseInterface
# Run tests
./gradlew test
# Check for updates
./gradlew dependencyUpdatesBuilt with Material Design 3 featuring:
- 🎨 Adaptive Colors - Dynamic theming with custom Kyklos palette
- 🌙 Dark/Light Themes - Automatic system theme detection
- ♿ Accessibility First - VoiceOver, TalkBack, keyboard navigation
- 📐 Responsive Layout - Adaptive to all screen sizes
- 🎭 Platform Optimization - Native feel on each platform
Unit Tests Business logic validation
Integration Tests Repository and database testing
UI Tests Compose UI testing (planned)
Screenshot Tests Visual regression testing (planned)
- ⚡ Startup Time - Comparable to native apps
- 💾 Memory Efficient - Shared code reduces app size
- 🔄 Smooth Animations - 60fps on both platforms
- 📱 Native Feel - Platform-specific optimizations
This project demonstrates proficiency in:
- ✅ Kotlin Multiplatform Mobile - Advanced cross-platform development
- ✅ Compose Multiplatform - Modern declarative UI framework
- ✅ Clean Architecture - Professional software design patterns
- ✅ Material Design 3 - Modern design system implementation
- ✅ Database Design - Type-safe SQL with SQLDelight
- ✅ State Management - Modern reactive programming
- ✅ Testing - Comprehensive test coverage
- ✅ CI/CD - Automated build and deployment (planned)
- Basic subscription CRUD operations
- Cost calculations and summaries
- Multi-currency support
- Material Design 3 theming
- SQLDelight database
- Koin dependency injection
- Ktor networking layer
- Navigation Compose
- StateFlow/ViewModel
- Comprehensive testing
- Cloud sync and backup
- Expense analytics and insights
- Export capabilities (CSV, PDF)
- Notification system
- Widget support
- Web app with Compose for Web
- Desktop app support
- Apple Watch companion
- Android Wear integration
This is a portfolio/learning project, but feedback and suggestions are welcome!
- Fork the repository
- Create a feature branch
- Make your changes
- Add tests for new functionality
- Submit a pull request
MIT License - see LICENSE file for details.
Built with ❤️ using Kotlin Multiplatform
Showcasing the future of cross-platform mobile development
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