iTunes in the Cloud beta lets you automatically download new music, apps, and book purchases to all your devices. Or you can download only the stuff you want to just the devices you want.
iTunes is a free application for your Mac or PC. It lets you organize and play digital music and video on your computer. It can automatically download new music, app, and book purchases across all your devices and computers. And it’s a store that has everything you need to be entertained. Anywhere. Anytime.