Blackhole app is a complete music player that allows you to listen to songs over the Internet. If you don't have an Internet connection, you can download them to listen offline, as well as listen to songs that you already have stored in the internal memory of your Android device. After downloading Blackhole, you can choose the language for the app, as well as the country whose content you want to see in Blackhole. After that, you can start listening to songs. The quality of the content you will find in Blackhole is 320 Kbps. You can search for songs, artists, albums, or playlists.