Lullaby Randomizer

Lullaby Randomizer is a comprehensive iOS sleep and relaxation app designed to help users of all ages achieve better sleep through personalized lullaby experiences. The app combines traditional lullabies with modern technology, featuring AI-powered recommendations, sleep tracking, beautiful visualizations, and smart audio management. Built with SwiftUI and leveraging Apple's AVFoundation framework, the app provides a seamless experience across all iOS devices with support for background audio playback, remote controls, and advanced audio features like fade effects and adaptive volume. Summary Core Features: Advanced Audio Management Sophisticated audio player with fade in/out effects Sleep timer with automatic fade-out Background audio playback support Remote control integration (lock screen, control center) Adaptive volume based on ambient noise Sleep & Wellness Sleep tracking with detailed analytics Bedtime reminders and scheduling Sleep quality insights and progress tracking Sleep goals and consistency monitoring Wake-up sounds for natural awakening Smart Personalization AI-powered song recommendations Weather-based and time-based playlist generation Mood detection and adaptive selection Personalized preferences for genres, moods, and age groups Learning from listening patterns Immersive Experience Multiple visualization types (waves, particles, spectrum, mandala, stars, breathing) Customizable color schemes Haptic feedback integration Smooth animations and transitions Smart Playlists AI-curated playlists based on various criteria Custom playlist creation Recently played and favorites management Browse by genre, mood, and age group Advanced Settings Comprehensive audio controls (volume, fade durations) Equalizer with frequency adjustments Sleep timer presets (15min, 30min, 1hr, 2hr) Personalization settings Premium features unlock Technical Architecture: Platform: iOS 15.0+ with fallback support for older versions Framework: SwiftUI with UIKit integration where needed Audio: AVFoundation with AVAudioSession configuration Notifications: UserNotifications for bedtime reminders Media Controls: MediaPlayer framework for remote controls Health Integration: HealthKit for sleep tracking (placeholder) Location: CoreLocation for weather-based features Haptics: CoreHaptics for tactile feedback Target Audience: Parents seeking lullabies for children Adults looking for relaxation and sleep aid Individuals with sleep difficulties Anyone interested in meditation and calming sounds The app represents a complete sleep solution that combines the timeless comfort of lullabies with modern smart technology to create personalized, effective sleep experiences for users of all ages. Features - **Random Lullaby Selection**: Press the shuffle button to enable random mode - **Classic Lullaby Collection**: Includes traditional favorites like Brahms' Lullaby, Twinkle Twinkle Little Star, and more - **Full Audio Controls**: Play, pause, previous, next, volume control, and seek functionality - **Beautiful Nighttime Theme**: Calming dark blue gradient with twinkling stars - **Responsive Design**: Works on desktop, tablet, and mobile devices - **Keyboard Shortcuts**: - Spacebar: Play/Pause - Left Arrow: Previous song - Right Arrow: Next song - R key: Toggle random mode How to Use 1. Click the play button to start playing a lullaby 2. Use the shuffle button to enable random mode for automatic randomization 3. Click on any song in the playlist to play it directly 4. Adjust volume using the slider 5. Use the progress bar to seek to different parts of the song