Is AVG Protection compatible with Mac OS X?

This is the AVG I have now Download Mac Antivirus Software | Free Virus Scanner | AVG

Harry, Mac OS AVG products (http://www.avg.com/ww-en/for-mac?icid=ws-nav-macall). AVG Protection (http://www.avg.com/ww-en/home-small-office-security?icid=ws-nav-pcall#all-tab) [Scroll Down] includes AVG AntiVirus for Mac®.
AVG Guru

When I open AVG Protection (free download) it says Scan your Mac but when I read system requirements in How to prepare my computer for downlaod it speaks of Windows only.

Harry, Mac OS AVG products (http://www.avg.com/ww-en/for-mac?icid=ws-nav-macall). AVG Protection (http://www.avg.com/ww-en/home-small-office-security?icid=ws-nav-pcall#all-tab) [Scroll Down] includes AVG AntiVirus for Mac®.
AVG Guru

This is the AVG I have now http://www.avg.com/ww-en/avg-antivirus-for-mac?icid=ws-nav-avm