Cool Call Show is an Android application designed for personalization during phone calls. This free app enhances the traditional calling experience by providing features such as caller identification, customizable call buttons, and dynamic themes. Users can see the caller's name and number prominently displayed, along with the option to select from a variety of button styles for answering or hanging up calls. Additionally, the app includes a LED flash feature that alerts users of incoming calls, ensuring they never miss an important call.

The application also allows users to create their own unique caller screen by utilizing personal videos or selecting from existing gallery videos. Other features include a collection of ringtones that can be easily customized, and the ability to set videos as live wallpapers for the home screen. Furthermore, users can assign specific call color themes to individual contacts, adding a personal touch to their communication.