KakaoTalk, developed by Kakao Corp., is Korea's leading messaging application with over 100 million downloads and a user rating of 2.8 stars. It offers instant communication, engaging content, and AI features accessible anytime, anywhere. The app supports one-on-one and group conversations and includes an Open Chat feature for exploring communities based on interests. Users can utilize organizational tools like chat folders and edit or delete sent messages, while the Threads feature helps keep discussions focused. KakaoTalk also provides Voice Talk and Face Talk for voice and video communication with up to ten participants, allowing users to switch between modes and use screen effects. Users can view real-time discussions in Open Chat without entering chat rooms and personalize profiles with visibility settings. The app is available on Wear OS, enabling chat history access and quick replies from wearable devices. Users may need to grant permissions for full functionality, including access to nearby devices, microphone, and camera. KakaoTalk maintains a social media presence and offers customer support through its service page.