Latest OS for the Mac, OS X 10.8 Mountain Lion, is now available for on the Mac App Store. You can get it for USD 19.99. If you had bought your Mac on June 11, 2012, or later, then you most probably qualify for a free upgrade to Mountain Lion.
- Check if you qualify for a free upgrade
OS X 10.8 Mountain Lion was released today, July 25.
OS X 10.8 adds several enhancements to the OS, including greater integration with iPads, iPhones, and other iOS devices.
OS X 10.8 Mountain Lion is about 4 GB. It can be installed on computers running OS X 10.6.8 or later, so that’s good news for those running OS X Snow Leopard or Lion.