During the highly anticipated WWDC 09, Apple announced as expected that they have finalized and released Safari 4. Safari contains support for HTML 5 and advanced CSS effects. Besides that, Safari happens to be the first browser to pass the Web Standards Project’s Acid3 test. It also comprises of a speed boosting feature known as Nitro Engine.  The latest browser from Apple is availabe as a free download for both MAC and PC users. You can download it from here