Whats the best free av of this year?

I am aware straightforward question:D i simply wanna recognize numerous ideas from every person in addition to Merry Xmas

Microsoft Protection Essential

http://download.cnet.com/Avast-Free-Antivirus/3000-2239_4-10019223.html

AVG antivirus is best antivirus.Its nearly all downloadable antivirus in fact.

Microsoft Security Tools, i think.

Avira my spouse and i operate that at this exp, they have some sort of 97% detection rate.