Five reasons you should install Mavericks today Discover the best new features in Mac OS X Mavericks Don't miss out on Apple’s free Mac update Apple’s Mac OS X 10.9 Mavericks is a free upgrade to the operating system for Macs and Macbooks. Apple Mavericks features a range of new Mac apps and utilities, and can be downloaded for free from the App Store. Even so, some people are sitting on the fence when it comes to Mavericks, preferring the devil they know to the one they don’t. If you're still undecided about upgrading to Mac OS X10.9 Mavericks then here are some things you are missing out on. Here are five reasons to upgrade to Mac OS X Mavericks today: See also: Mac OS X 10.9 Mavericks Review