How to transfer songs and movies from iPhone 4 to iTunes on Mac OS X? How can you backup or sync your iPhone 4 with iTunes on Mac? If you face the questions mentioned, you may try iTransfer for Mac. Here we'll show you how to transfer iPhone songs and movies to iTunes on Mac OS X with it.
Free download the iPhone 4 Transfer for Mac trial version, run the downloaded .dmg" files to install the transfer software for your iPhone 4.
Note: If you are using Windows, you can refer to iPhone transfer for Windows.
Connect your iPhone 4 to computer with USB, and then launch the Mac iPhone 4 transfer on your Mac. The software will auto detect the songs and movies on your iPhone 4.

Select the files which you want transfer from iPhone 4 to iTunes on the list "Music", "Movies" and "Photos". This Mac iPhone Transfer also lets you create, delete, rename and edit iPhone playlist.
Click transfer button to start transferring your songs and movies from iPhone 4 to iTunes library on your Mac. When it's done, you've got your favorite songs and movies easily on your iTunes, and sync them to other Apple devices to share with others.
Tips: If you want transfer any songs or movies to your iPhone 4, just convert your songs/movies to iPhone 4 format with DVD Video Converter for Mac.
Note: If you are using Windows, you can refer to iPhone transfer for Windows.