Give you happiness when you start your PC. Auto run and play a song when you start your PC. You can setup the songs list for everyday, then the program can play the song you selected and auto close when the song end. If you run the program not while the PC start, you can use it as common player. It can give you pleasure while you starting your PC and cleaning up the desk. auto run if only you want give you happy every day use it as common MP3 player