VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
IOTransfer - IOTransfer 3 - iPhone/iPad manager and iPhone transfer software to easily manage/transfer/sync/backup photos, music, videos, contacts, etc.
AIMP - AIMP : Free Audio Player : Официальный сайт программы
WinX MediaTrans - WinX MediaTrans shows its full ability to sync iOS files between iPhone, iPad, iPod Touch and PC, implementing 2-way transfer of photos, music, videos, e-books and other media files (including iTunes purchases).
foobar2000 - An advanced freeware audio player for the Windows platform.
iMyFone TunesMate - iMyFone TunesMate is your Must-Have iphone manager and iTunes rebuilder.