ANTI-VIRUS FREE EDITION Includes Core protection and surfing , searching and social network security other features are paid.
Comodo Antivirus Keep Your PC Free of All Malware, Spyware, Viruses and Trojans Breakthrough, patent-pending technology prevents all infections .
Whether you are using Windows XP, Windows Vista, Windows 7 or even a Macintosh, Norton is right for you.
Anti-malware testing group not only gave Microsoft Security Essentials a top rating for malware removal, but now they’ve given it their best ranking in their performance test as well.
This is enough to say, this is a microsft product and thus it is a reliable tool aswell ..
Now you may be thinking that why are some of the very best antivirus programs free?
Many popular antivirus companies offer free versions of their programs for home users while offering versions with more advanced features are premium based and are available in upgrade option for professional and business users which are featured here.