Yuno
Native iOS & Android Mobile App Development
Native iOS and Android apps that make learning addictive. Built with audiobook-quality storytelling, interactive quizzes, and gamification that keeps users engaged daily. From concept to more than 5 million downloads across both platforms.
6-Year PartnershipServices
- Native iOS Development
- Native Android Development
- Backend Development
Technologies
- Swift
- Kotlin
- Node.js
Features
- Audio Player
- Interactive Quizzes
- Subscription Management
- Gamification System
- Progress Tracking
- Push Notifications
Team
- 2 Senior iOS Engineers
- 2 Senior Android Engineers
Yuno is the first app that improves your general knowledge through short audio stories and quizzes that entertain you as you learn new things. Each story is created by expert storytellers and is only 10 minutes long, making it perfect for learning on the go — while driving, at the gym, doing chores, or whenever you have spare time.
With 400 stories and 500 quiz questions spanning 8 categories (Art, History, Music, Literature, Science, Philosophy, Nature, and Health), Yuno delivers high-quality audiobook-standard content narrated by professional voice actors. The app includes gamification elements like streaks, knowledge points, levels, leagues, missions, and badges to encourage continued learning.
- Dual Native Development: Built separate native iOS (Swift) and Android (Kotlin) applications to deliver platform-specific performance and user experience, ensuring each app feels truly native to its ecosystem.
- High-Performance Audio Engine: Developed custom audio playback system with background play, offline downloading, variable playback speeds, and seamless streaming for 400+ professional audio stories.
- Interactive Quiz System: Created engaging quiz mechanics with 500+ questions across 8 knowledge categories, featuring instant feedback, score tracking, and progress visualization that keeps learners motivated.
- Gamification Architecture: Implemented comprehensive engagement system with daily streaks, knowledge points, user levels, competitive leagues, missions, and achievement badges that drive daily active usage.
- Subscription Infrastructure: Built robust in-app purchase integration with Apple App Store and Google Play Store, handling subscription management, trial periods, and cross-platform payment flows.
- Long-Term Partnership: Maintained a 6-year partnership with continuous feature development, platform updates, and optimization that helped grow the app past 5 million downloads.