Music player or mp3 player is an indispensable application in your Android phone. What is a good music player app? It plays music, audio files smoothly. Beautiful graphic and show all music/mp3 on your phone. This music player app is what you are looking for. Display all music formats: MP3, MP4, WAV, M4A, FLAC, 3GP, OGG, etc. Listening to music everyday is a good habit.