Upgrade from Mac OS X Leopard with Snow Leopard, a simpler, more powerful, and more refined version of Mac OS X. It delivers a wide range of enhancements, next-generation technologies, out-of-the-box support for Microsoft Exchange Server, and new accessibility features. It's the world's most advanced operating system, finely tuned from installation to shutdown.
Snow Leopard is an upgrade for Leopard users and requires a Mac with an Intel processor.
Launch date is 28th August 2009
The Family Pack is also avaliable for £39. This enables Snow Leopard to be used on up to 5 Macs.