콜센터북 (Call Center Directory App) is a utility tool available for iPhone users. It simplifies the process of contacting call centers by providing a comprehensive directory at your fingertips. With features like one-touch dialing, quick website access, intuitive gestures for navigation, and the ability to create a personalized phonebook, 콜센터북 aims to streamline your call center interactions.

This app also offers a bookmarking feature for easy access to frequently contacted centers, seamless integration with Apple Watch for quick dialing, and Siri support for voice-activated searches within the directory. Users can benefit from selective access permissions, such as enabling Siri for enhanced functionality. Note that 콜센터북 requires iOS version 16.1 or higher for download.