Expo Go represents a specialized development environment that transforms iOS devices into powerful prototyping tools for React Native applications. Developed by Nametag, this platform leverages web technologies to create interactive experiences with JavaScript, positioning itself as an accessible entry point for mobile app development while running on React Native 0.81.1. The app requires some programming knowledge but significantly lowers the barrier to mobile development compared to traditional native approaches. The core functionality centers around real-time development workflows where code changes made on a computer instantly reflect on the connected iOS device. This includes support for interactive gestures, graphics rendering, and comprehensive debugging tools. Developers can prototype complex UI interactions, test device-specific features, and validate performance across different iOS versions without complex build processes or certificate management that typically plague mobile development. User experience prioritizes simplicity with an intuitive interface that organizes development tools logically. The connection process between computer and iOS device operates seamlessly through QR code scanning, eliminating traditional configuration headaches. Real-world usage patterns show developers frequently using the platform for rapid prototyping, client demonstrations, and educational purposes where immediate visual feedback proves valuable during the learning process. User feedback consistently highlights the platform's accessibility and time-saving capabilities. MercedesMING (2025-08-25) noted the platform felt 'as easy as a 5th grade science project' despite limited coding knowledge, while j-naz (2025-07-07) emphasized how 'instant updates when you make code changes' accelerated development. andalibkibria (2025-06-27) specifically praised compatibility with 'frequent iOS updates,' indicating the platform maintains stability amid Apple's evolving ecosystem. The platform demonstrates particular strength in reducing development friction but faces limitations for production-level applications requiring native modules or advanced customization. While ideal for prototyping and learning, enterprises might require additional tooling for complex applications. The balance between accessibility and capability makes Expo Go most valuable for educational contexts, startup prototyping, and developers seeking to validate concepts before committing to full native development.