Read this: Apple's iTunes software (and other alternative software) can be used to transfer music, photos, videos, games, contact information, e-mail settings, Web bookmarks, and calendars, to the devices supporting these features from computers using certain versions of Apple Macintosh and Microsoft Windows operating systems.

What Apple program is used to communicate between computers and portable devices?
What is the answer? (If it cannot be answered, return "unanswerable")
iTunes