Over here, i have listed down free Mac antivirus software list that provide protection on your Mac OSX platform such as ClamXav and PC Tools iAntivirus, Sophos Antivirus for Mac, Comodo antivirus for Mac and Avast free antivirus for Mac. So, it’s good that we protect Mac OSX platform first before it get infected. Besides that, those running dual operating system like Mac OSX or Windows OS under one Mac computer even have higher chances on virus thread infection or lose data on your Mac, which virus thread source might comes over from Windows platform. But still, there are chances Mac OSX computers might affected by Mac malware threads in future. ClamXav - Free Mac Antivirus Here is the free Mac Antivirus list can protects Mac OSX system away from Mac malware threads. Although Mac platforms are less cyber threads compare to Windows platform or consider as “Virus proof platform”.