AmoyShare O2Tunes is designed to backup, manage, transfer media files among iTunes, iOS devices, computers. It's intuitive wizard and clean interface makes simple to use. Without any advanced learning, users can quickly use AmoyShare O2Tunes to manage songs, movies, audios on iOS devices or iTunes library. It offers three mainly functions: manage, backup, transfer; and two backup modes: manual backup and smart backup. Smart backup to copy the change to iTunes or iOS devices since last backup, according to own demand, user can select the specific files to backup. Manage function: import, mange, edit, delete, move your media files like songs, audio book in iOS devices or iTunes. Backup function: Backup purchased songs, TVShow, movies from iPhone, iPod, iPad to the computer or iTunes, or backup iTunes playlists to the local. Transfer function: Transfer songs among iPhone, iPod, iPad without any limitation. Supported media files: music, videos, movie, podcast, TVShow, audio book, playlist etc.