timeleSZ アプリ is a free Android application designed for fans of the Sexy Zone music group. The app allows users to register serial codes found on playlist cards included with specific CDs, granting access to a collection of songs. This functionality enhances the listening experience by providing direct access to exclusive music content.

In addition to streaming songs, the timeleSZ app features a music player that enables users to create their own custom playlists. This allows for a personalized listening experience tailored to individual preferences. Users can access detailed instructions on how to use the app through the 'MORE' menu, ensuring a straightforward navigation experience.