React Native is a popular framework for building mobile apps that run on both Android and iOS platforms. Here are a few examples of apps that have been built with React Native:

1. Facebook: The Facebook app was one of the first to be built with React Native, and it is used by millions of people around the world.

2. Instagram: The popular photo-sharing app was also built with React Native.

3. Skype: The Skype app for mobile devices was developed using React Native.

4. Tesla: The Tesla app, which allows owners to control their Tesla vehicles, was built with React Native.

5. Airbnb: The Airbnb app, which allows users to book and list vacation rentals, was developed using React Native.

6. Walmart: The Walmart app, which allows users to shop and track their orders, was built with React Native.

These are just a few examples, but there are many other apps that have been developed using React Native.