Building a Real-Time Chat App with Instant DB, React Native and Expo SDK 55

Learn to develop a complete real-time chat application from scratch using React Native, Expo SDK 55, and Instant as the backend database in this comprehensive 2 hour 41 minute tutorial. Master the fundamentals of mobile app development by implementing user authentication through magic code email verification and guest sign-in functionality, designing efficient database schemas for channels and messages, and creating responsive user interfaces with proper keyboard handling. Build authentication screens with email and code input steps, develop dynamic routing systems using Expo Router, implement real-time messaging capabilities that update instantly across devices, and create intuitive chat interfaces with message containers and input components. Explore Instant's sandbox environment and dashboard for database management, set up environment variables for secure configuration, and learn to query and submit data in real-time applications. The tutorial covers styling techniques for mobile interfaces, user profile management with author linking, and demonstrates live testing on iOS devices to ensure functionality across platforms.