Каста is the official Android application of the famous Russian rap group. It is a free multimedia application that allows users to access all the news, albums, clips, radio, photos, and concert schedules of the group.

The app is compatible with Android 9.0 and provides a user-friendly interface that is easy to navigate. Users can easily find all the information they need about the group in one place. The app also allows users to listen to the group's music on the go with its built-in radio feature.

Overall, Каста is an excellent app for fans of the group who want to stay up-to-date with their latest news and music releases. It is a must-have for anyone who loves Russian rap music.