MirrorFly's React Native Chat SDK  https://www.mirrorfly.com/react-native-chat-sdk.php is a comprehensive solution designed to seamlessly integrate real-time communication features into Android and iOS applications. It offers a robust set of functionalities, including messaging, voice and video calls, and extensive customization options, catering to diverse business needs.

Key Features:

Real-Time Messaging: Supports one-on-one and group chats with features like typing indicators, message status updates, and chat history. 

Voice & Video Calls: Enables high-quality audio and video calls with low latency, including SIP/VoIP support. 

Customization & UI Kit: Provides over 100 UI components and full source code access, allowing developers to tailor the app's look and feel. 

Scalability: Capable of handling over 1 billion conversations, making it suitable for applications of any size. 