Rock N Roll Karaoke is a free lifestyle app developed by QlikApps for Android devices. This fun app lets users sing their hearts out to classic rock and roll songs. With a vast library of songs to choose from, you can sing solo, duet, or even create a group performance with your friends.

The app has an easy-to-use interface that allows you to search for your favorite songs and artists, and even create your own playlists. The lyrics are displayed on the screen and change color as the song progresses, making it easy to follow along. You can also adjust the tempo and key of the song to match your vocal range. Overall, Rock N Roll Karaoke is a perfect app for music lovers who want to have fun singing their favorite rock and roll songs.