Sure, React Native does offer a lot of third party plug in options to enhance the potentials of the application.
Yes, the existing application can migrate to react native for better scalability and maintenance.
Development timelines vary depending on the app’s complexity and features but are generally faster than native app development.
React Native is considered the best for cross-platform apps because it allows for rapid development, reusable components, has a very extensive library, and performance very close to the native.
Using React Native is a one-code for iOS and Android application development as it is a cost-efficient way in developing mobile applications.