Built with React Native, Node.js, and Socket.io, OTLOOHA is an educational platform that allows students to study directly from book images. It features a unique voice-on-image coordinate system where teachers can mark specific coordinates on a page and attach audio explanations. The app supports real-time audio sharing via WebSockets, playlist functionality for chapter-wise learning, and offline capabilities. It successfully maps physical study materials to digital interactive experiences.
Creating precise coordinate-based word selection with synchronized audio in a mobile environment.
Implemented custom image mapping system with audio synchronization and offline-first architecture.