The 건설e음 app serves as an integrated mobile platform designed for construction workers, employers, training institutions, and commissioning bodies. It offers a range of services that enhance convenience for all users. Key features for construction workers include the ability to manage retirement fund contributions, check work history, and apply for various civil service requests. Employers can oversee workspace management and view contributions, while training institutions can manage attendance and educational programs effectively.

Additionally, the app includes features such as device management, tailored service offerings based on user type, and access to announcements from the fund association. The visible ARS function enhances communication by displaying menu options during calls and providing notifications related to call purposes. Users can grant optional access permissions for specific features, but the app remains functional even without them.