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.
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
Built on a rock-solid UNIX foundation, OS X is engineered to take full advantage of the technologies in every new Mac. Watch the video
Move your Mac even further ahead. Download OS X Mountain Lion from the Mac App Store today. Learn more
