DearMob iPhone Music Manager is totally free to easily transfer music from iPhone to computer or to import music from computer to iPhone at extremely fast speed. It provides the options of adding, editing or deleting music/playlist at will. And it can auto convert Apple unsupported music format, like FLAC, OGG, WMA, WAV and others to AAC/MP3. Plus, you are allowed to make ringtones at most 40 seconds length with wave form trimming.