This is an easy to use, free MP3 player and playlist creator with an intuitive interface. You can:
-search mp3 files on android device
-delete mp3 files from your device
-organize mp3 in one ("My Playlists") folder
-create playlist dynamically
-arrange the track lists in your chosen order by choosing file and click "add to playlist", then choosing next file etc.
-start recording your playlist tracks by clicking "start playlist"
-shuffle all music tracks
-repeat one