"Fobien" can help you quickly transfer audio files from your computer to your mobile phone. You can easily play offline, and cut audio to generate ringtone files.Set time to stop play music, sleep timer.Group songs by album, artist, genre, ... Especially, you can play music by folder, create your own playlist, mark songs as favorites. Sort songs in many ways: name, duration, date modified, ... ascending or descending. You can manually drag and drop songs to create the desired order.