The eight best free antivirus and security tools for Windows

The eight best free antivirus
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The world of security has evolved. We are no longer before simple virus threats coming through the physical formats of many years ago: now we must be attentive to malware, adware and any other malicious software that can search make money at the expense of our suffering.

Fortunately, antivirus programs have also evolved and provide security measures they know hold off (more or less) these threats. And there is good news: there are free antiviruses that cover most of the needs of the user base. Let’s look at what options we have for Windows.

Free Antivirus for Windows: What must have to be the best?

A Windows system without antivirus and one with an installed antivirus can be very different, and that difference is precisely where we have to look if there are benefits or drawbacks. We can start with the essential: an antivirus should affect as little as possible overall computer performance.

There are several tests that measure the performance, such as the PC Mark test that starts with a score of 100 indicates the performance of a computer without security software installed and will decline as measured by the “factor of a sluggish” with the antivirus. The less lower the score, the better the antivirus.

Regarding efficiency by detecting threats, we can choose to look the VB100 test VirusBulletin. Completely independent of any antivirus developer, this test tests these programs to see if they detect certain threats or not.

Avast Free Antivirus 2016

Avast is one of the most used antivirus solutions with a community of 230 million users worldwide. Its optional tools include a password manager and a utility that cleans your browser adware and malware. Its score on the PC Mark test is 99.3%, and exceeds the VB100 test with 86.1% efficiency.

You maybe interested to read another article on LifeStyleQA: What are the safest Antivirus for your PC?

Avira Antivirus

Avira is another popular antivirus with a score of 99.7 in the PC Mark Test. In addition to constantly analyze threats from your private cloud also it has a browser extension, support forums where the community can participate and other tools from which to control all devices.

Avira is one of the best antivirus VB100 test result with 87.05% efficiency, and has no less than 99.7% in the PC Mark test performance. Another option scored well to consider.

Online Panda Security

For point from the browser analysis, we have at our disposal Online Panda Security. We can download the free tool for a system scan or also choose advanced options. Does not take too good score in PC Mark: 98.7 points.


Virustotal not analyze our computer itself, but is a web where we go we consider suspicious files for servers analyze it. Created in Malaga, the web Virustotal was acquired by Google four years ago.

AVG Free

Another antivirus well known for Windows users is AVG, the free version is compatible with Windows 10 and serves as the basis for the company to promote your payment tools AVG Performance (to improve PC performance), AVG Safe Surf (personal VPN ) and the professional version AVG Ultimate.

AVG antivirus is the best rated shows on PC Mark test, with 99.8; and passes the test VB100 with 83.1% efficiency.

You maybe interested to read another article on LifeStyleQA: How to Remove a Fake Antivirus That Is Spamming Your Notifications With Virus Threats?

BitDefender Free

Bitdefender is one of the most discreet antivirus that is in Windows. Its interface is earl bar system startup and upset just enough to scan and detect threats. In addition, it also boasts not include adware in your system and not affect the performance of Windows.99.5 enjoys in the PC Mark test and test exceeds VBulletin with 85.4% efficiency.

Bits anti-malware BitDefender Malware and Adware Removal Tool

In many cases, the user goal is not to make a complete analysis of the system but eliminate a threat that has already been located. For these cases it is going very well have handy tools like Bitdefender Adware Removal Tool or Malwarebytes Anti-Malware. Being specific analysis tools and need not constantly run in the background, no performance tests.

Windows Defender

How could we finish this list without mentioning that Windows has its own antivirus? Windows Defender offers basic protection against network threats, and has the best integrations with Microsoft’s operating system. The result of passing the PC Mark test with Windows Defender enabled is 98.8 points.

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