It keeps your content up to date.
On every device you use.
Send unlimited messages to iPhone, iPad,
iPod touch or Mac. From your Mac.
Mail, messages, reminders, alerts and more.
See what’s new with you. All in one place.
Post to Facebook, Twitter, Flickr and Vimeo.
Straight from the app you’re in.
See some of the great new features for your Mac. And find out how they work with iPad, iPhone and iPod touch. Watch the video
Send iMessages to iPhone, iPad, iPod touch or another Mac. Get notifications. Go head-to-head against iOS gamers. They’re features you know, like you’ve never seen. Learn more
See the new apps, features and technologies that will make your Mac even more powerful and energy-efficient. Learn more
Over 200 new features in OS X Mountain Lion add up to one amazing Mac experience. Check out all the new features in OS X
You get the most out of iCloud when you set it up on all your devices. Set up iCloud on your Mac