I would recommend Avira. It updates often and it catches viruses the way a program you would pay for does. I find that it even has caught viruses that Mcafee couldnt find for some reason. It also has a quick and full scan like most high priced anti virus programs.
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The most effective virus protection is this one ttps://yaz ing. com/deals/vipreantivirus/tvnrapp, There are free downloads for this program. Symantec AntiVirus is a close second.
Free virus protection can be found on many online providers. An example of such is AVG Free. It is highly recommended for all computer users to use a anti-virus program.
Spyware Anti-Virus
I personally recommend Avast and Microsoft Defender. However I also use the windows firewall and the firewall on my router for added security The popular website cnet.com lists AVG Anti-Virus Free Edition as one of the best anti-virus free software packages available.
There are many free virus protection programs that can be downloaded. The best known free programs would include AVG, Avast and MSE. AVG is probably the most well known program available and is truly free to use, but a version of it can also be bought which has more features for the user.
Some programs such as McAfee and Norton Anti-Virus have free 30 day trials that you can download. Other known downloads are Microsoft Security Essentials as well as AVG Anti-Virus Free.
Verizon DSL offers subscribers a choice of either MSN Premium of Yahoo Plus membership free of charge. Both of these services come with a form of virus protection. If that is not enough, you can try looking into a program called Avast anti-virus. It is a free program to use and is very effective.
There are several good free virus protection programs available for download. My personal suggestion would be to try AVG's free virus protection. There are several downloadable anti-virus programs for free. Try http://www.avg.com/us-en/homepage or http://www.freedownloadscenter.com/Utilities/Anti-Virus_Utilities/Norton_Antivirus.html.
The free download of AVG provides the computer antivirus and anti spyware protection. AVG is highly rated for customer satisfaction and the program works well.
There is a huge market for free virus scan and protection software, though many of such do not offer as great protection as Norton Anti-Virus, they are still worthy for general use. The more famous brands that are both free and include great protection are MalwareBytes and McAffee.
While this question is looking for an opinion and that makes this a question looking for a subjective answer (which is against the rules of the question task), some free anti virus protection programs are Avast and AVG, if you download the free version.
There are many free anti virus out there but these 3 seem to get the best reviews. They are Norton Antivirus, AVG and Mcafee. After you have tried out any of them you can buy it at a reduced rate.