the best antivirus software is a paid version. Avast premier http://www.softavg.com/Item/Avast-Premier
Free versions dont fully protect you. If you shop online you especially need to purchase it.
The best antivirus software available in the market AVAST ANTIVIRUS FREE VERSION is too good working. I am already using last 6 month and my computer is excellent working. So My advice is use to avast free version.
Here is a Download link for Free Version
http://www.appannoyed.com/download.php?d=1
There are many sites where one can find the best free downloadable Antivirus Software. Some of them are Microsoft Security Essential, Avast Free Antivirus, AVG Anti-Virus Free and Avira Antivirus Free.
Android is the most widely-used operating system in the world, and that means having the best security apps and antivirus tools for Android installed on your device is essential, as Google's OS is often targeted by malware due to its popularity. Bitdefender, Kaspersky are best antivirus in android device. But this are paid one. Are you looking for free then check out the best free antivirus below primetechie .com/best-antivirus-for-android-free-antivirus-for-smartphone/ (Remove the space before .com)
Spyware Anti-Virus
Avira is considered the best free software (free-av.com).
MBAM and try comodo antivirus
If you are running Windows 7, then Microsoft offers a free antivirus program that is probably the best you can get. If you are running an earlier Windows system, then AVG is your best best. If you are running a Mac or Linux laptop, then no antivirus software is needed. dorothy.wilson8081@yahoo.com
As far as antivirus software goes, I would say AVG Free.
In my opinion AVG Antivirus, i am not sure if they free version comes with the firewall or not, but either way its is a great antivirus and firewall combination.
The best place to download Avira antivirus software is from Avira themselves. You can download this indispensable program for free at Avira's website today.
The most cost effective antivirus would be one of the free ones. AVG Anti-Virus Free Avast! Free Antivirus Microsoft Security Essentials Comodo Antivirus Avira AntiVir Personal Panda Cloud Antivirus Immunet Protect FREE digital-defender Antivirus PC Tools AntiVirus Free
In my opinion and based on my experience in using different antivirus, AVG antivirus is the best free anti-virus that works great. I have been using it for almost a year now, but I have not had any issue with it. You can download AVG antivirus, at no cost, from its developer website or CNET.
You can get great free antivirus software at www.AVG.com. You can download a free trial and purchase Norton at www.Norton.com. The best free antivirus I've seen is www.avast.com