Mac OS X Snow Leopard is an even more powerful and refined version of the world€s most advanced operating system. In ways big and small, it gets faster, more reliable, and easier to use. New core technologies unleash the power of today€s advanced hardware technology and prepare Mac OS X for future innovation. And Snow Leopard includes built-in support for the latest version of Microsoft Exchange Server, so you can use your Mac at home and at work.

The world's most advanced operating system. Finely tuned.

Top Updates in Mac OS X

Mac OS X is the world€s most advanced operating system. Built on a rock-solid UNIX foundation and designed to be simple and intuitive, it€s what makes the Mac innovative, highly secure, compatible, and easy to use.

The next-generation media technology, QuickTime X powers the audio and video experience in Snow Leopard.

Now Expos© is integrated in the Dock, giving you a quick and easy way to see all the open windows of an application.

Better, faster, easier.

Mac OS X Snow Leopard includes hundreds of improvements that will help make your Mac faster, more responsive, and more reliable than ever. Installation is up to 50 percent faster than with Mac OS X Leopard; wake from sleep is as much as two times faster; shutdown is up to 80 percent faster; and initial Time Machine backups to Time Capsule are up to 80 percent faster than in Leopard.2

Dock.

Now Expos© is integrated in the Dock, giving you a quick and easy way to see all the open windows of an application.

Finder.

The Finder has been completely rewritten to take advantage of the new technologies in Snow Leopard. The familiar Finder interface is unchanged, but you€ll discover that the Finder is faster and more responsive. It also includes an enhanced icon view with live file previews, so you can thumb through a multipage document or even watch a QuickTime movie.

New core technologies.

New core technologies in Snow Leopard unleash the power of today€s advanced hardware and prepare Mac OS X for future innovation.

QuickTime X.

The next-generation media technology, QuickTime X powers the audio and video experience in Snow Leopard. It debuts a completely new QuickTime Player application with a clean, uncluttered interface as well as an easy way to record, trim, and share your media.

Out-of-the-box support for Microsoft Exchange.

Snow Leopard includes out-of-the-box support for Microsoft Exchange Server 2007 in Mail, iCal, and Address Book, so it€s easier than ever to take your Mac to work.

Safari 4.

The latest version of the blazing-fast web browser delivers up to 50 percent faster JavaScript performance2 and is more resistant to crashes than ever.

Universal Access.

Every Mac comes standard with a wide range of assistive€"or Universal Access€"technologies that help people with disabilities experience what the Mac has to offer. Snow Leopard continues this support with a variety of innovative features that advance accessibility even further.