Expo 2.30.11

Expo is an open-source platform for building React applications that run on Android, iOS, and the web using JavaScript and React.

Expo offers features such as a rich set of APIs for device functionality, a development environment, an app store, and over-the-air updates.

No, Expo allows you to develop apps without needing to install these tools, though they may be required for advanced native functionality.

Yes, you can use Expo with existing React Native projects by creating a managed workflow project or by using the bare workflow.

Managed workflow handles much of the configuration for you and is easier for beginners; bare workflow provides more control by allowing custom native code.

Yes, you can eject from a managed workflow to the bare workflow if you need to add custom native functionality.

Expo provides a service that allows developers to publish updates directly to users without needing to go through the app stores.

Yes, you can test your Expo app on physical devices using the Expo Client app available on both Android and iOS.

Expo is free to use, but there are paid services for enterprise features and advanced usage.

You can get support from the official Expo documentation, community forums, and GitHub repositories where issues can be reported.