Google Analytics has been re-designed to help you learn even more about where your visitors come from and how they interact with your site. The new Google Analytics makes it easy to improve your results online. Best of all, Google Analytics is free to all advertisers, publishers, and site owners.
All you need to do is paste some tracking code (a small snippet of Javascript) into each Web page that you want tracked, and you’re done. You can then track your activity through the built-in reports.
Read more about the makeover here.