React Native is a framework for building native mobile applications using JavaScript and React. It provides a number of features to make mobile app development easier and more efficient, including:

Cross-platform compatibility: React Native allows developers to write code that works on both iOS and Android platforms, making it easier to build apps that run on multiple platforms.

Reusable components: React Native uses components, which are reusable pieces of UI, making it easier to build and maintain a consistent look and feel across the app.

Hot reloading: React Native supports hot reloading, which allows developers to see changes made to the code in real-time without having to restart the app.

Native modules and components: React Native provides access to native modules and components, which allow developers to add platform-specific functionality to the app.

Flexible styling: React Native supports styling using CSS-like stylesheets, making it easier to create a visually appealing app.

JavaScript-based: React Native uses JavaScript, a widely used and well-known programming language, making it easier for developers to get started and to find support when needed.

Community support: React Native has a large and active community of users, making it easier to find help and resources when needed.

Integration with other tools: React Native can be integrated with a wide range of other tools and technologies, making it easier to build and deploy high-quality apps.