Five Card Dialer is a specialized application designed for users of the Five Card calling service, enabling seamless call management without the need to remember PINs. The app allows users to save their PIN in the settings, making it easier to make calls directly from contacts, call history, or favorites. Key features include customizable options for operator selection, call confirmation, and language preferences, ensuring a personalized experience for each user.

The app's user interface is straightforward, allowing users to type a number or select a contact with ease. Users can also manage their call history and favorites effectively, with the ability to clear logs or mark numbers as favorites. Importantly, Five Card Dialer does not require an internet connection, as it utilizes normal phone calls to connect. This makes it a practical tool for users who rely on the Five Card service for international calls.