Which Antivirus Software can be Free to Use?

which antivirus software is free to use

Computer security has always been the focus of Internet users, good antivirus software has become a necessary computer installation software. Now antivirus software is emerging in endlessly, what kind of antivirus software should we choose? Which antivirus software can be free to use? In fact, antivirus software is not the best use, only suitable for their own is the best.

Definitely, there is a lot of antivirus software for a fee, but there are also many free antivirus software. Here, I would like to introduce some free and practical antivirus software for you, such a Windows Defender, Avira, Avast, AVG, Norton, McAfee, Eset nod32, Kaspersky, and Tencent PC Manager.

Windows Defender

Windows Defender is free antivirus software that helps identify and remove viruses, malware, spyware, and other malicious software. So, it is necessary for you to regularly use Windows Defender to scan your PC to help keep it safe. Not much to say, strongly recommended!

Windows Defender antivirus software


Avira can effectively protect personal computers and servers from viruses. The software itself is not large, it is only several hundred megabytes, but it can detect and kill hundreds of thousands of viruses. With its virus, Trojan’s high detection rate, heuristic detection of viruses, there are many loyal users at home and abroad. What’s more, Avira has a low memory occupancy rate, so it does not interfere with the speed of your computer.

avira antivirus software


Avast is free and fairly comprehensive antivirus software that can accurately detect viruses, spyware, worms, Trojans, and malware. The software provides browsers and e-mail scanners which prevent spam, phishing emails, and viruses. Although it is very powerful, the system resources footprints are very small, even if all its protective modules open, the memory is not more than 20m, there is absolutely no problem of slowing down the speed of the computer. In short, strongly recommended!

avast antivirus software


For a long time, with AVG strong ability to kill Trojans, it has laid down a world of its own in the world of Trojans. Some people even try to kill the Trojans in computers, after the computer was normally installed antivirus software, reinstall an AVG to enhance the computer’s ability to kill the Trojans.

avg antivirus software


Norton is not only an information security product for individual users, but also a widely used antivirus software that defends your PC against viruses, spyware, bots, worms, and while minimizing the performance impact.

norton antivirus software


McAfee is a well-known antivirus program. It is compatible with Windows 7, 8 and 10. It is as good at detecting and preventing malware threats as Microsoft Windows Defender. Meanwhile, McAfee has very strong antivirus security with a low impact on performance, it can protect all devices such as Windows, Mac, iOS, and Android.

macfee antivirus software

Eset nod32

Eset nod32 is a well-known antivirus software with an advanced heuristic engine, small resources, fast scanning speed, sensitive monitoring, low false positives, less user intervention, good self-protection, stable operation, which can effectively guard against unknown viruses.


Kaspersky is a free antivirus software designed to protect computers from viruses, worms, Trojans and other malicious programs threats. Real-time monitoring files, web pages, emails and malicious objects in the ICQ / MSN protocol, which can meet the basic system protection requirements.

kaspersky antivirus software

Tencent PC Manager

Tencent PC Manager has basic antivirus and protective functions, and while saving space, it has practical optimization functions such as fixing loopholes, cleaning up rubbish and speeding up the computer. In general, it can not only speed up and maintain the speed of computer operation but also help users solve common computer problems.

Tencent PC Manager antivirus software


The above are some free antivirus software with relatively strong defense capabilities that I introduce for you. I guess these free antivirus software would surely help you.

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About the Author: Darren

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