A free app for Android, by APPS Mobile.

The QK Music Player app allows you to search, listen, play, and create playlists based on your favorite artists, albums, and genres.

When you start the app, you can choose the type of music you want to listen to:

This application supports many formats of audio files, such as mp3, ogg, m4a, wav, flac, and more. You can also choose to automatically scan the music in your phone. If you want, you can add your favorite songs to the playlist and listen to them in the background.

You can choose to listen to your music in the background or the foreground. The background mode is useful if you want to use other apps at the same time.