Best free antivirus for your Windows PC

• avast! free: a complete antivirus from every point of view, entirely in Italian and very light in terms of hardware requirements with multiple updates during the day. In the latest versions in addition to blocking viruses and spyware, it also allows a friend to offer remote assistance. There is also a version (also free) for Android smartphones and table that also has a security system. Also available for Mac. 
• AVG AntiVirus Free: always free and easy to use and does not weigh down your computer.
• Avira Free Antivirus: one of the best free antivirus programs. It can be compared to many paid programs. 
• Bitdefender: based on the same scan engines of other household products Bitdefender, but lacks the real-time control. Read Article for free download
• Free Comodo: in English but still free. There is also the security suite that includes a firewall as well as antivirus. Site
• Microsoft Security Essentials: Free for individuals and for small businesses (up to 10 PC): just have a regular Windows license. Escludetelo not just because it’s Microsoft weblog. Site download free
• Panda Cloud Antivirus: lightweight, free, and easy to use. It is one of the few free antivirus technology based cluod. Site