Learn how to build an AI-powered text-to-speech app using React Native in this comprehensive 3.5-hour tutorial. Master integrating ElevenLabs voice models to convert text into realistic speech, implement speech-to-text functionality, and explore voice cloning technology. Gain practical skills for developing audiobook apps, voice note recorders, meeting transcription tools, and other voice-first AI applications. The tutorial covers turning written text into lifelike audio using ElevenLabs API, converting spoken audio to text, experimenting with AI voice cloning, integrating AI models into mobile apps with fetch and API handling, building voice-driven features, capturing microphone input using Expo and React Native audio libraries, structuring modern React Native apps with TypeScript, and implementing real-world use cases like meeting transcription and video captions.