Top 7 Best Free Antivirus for Windows 2018

by Linas Kiguolis - -

Top best windows antivirus

Avast Free Antivirus

Avast is one of the biggest names in cybersecurity industry and provides users with a wide range of security products and services. Avast Free Antivirus combines reliable security and a light system impact.[1]

Antivirus Protection

Avast Free Antivirus uses same virus-detection technology as paid versions. It does a great job at detecting and stopping virus, even though it is not the best in the market. According to an independent German lab AV-TEST, the antivirus caught from 99.7 to 100 % of both, known and unknown viruses.

Avas free antivirus

Additional Features

In comparison to other security brands, Avast Free Antivirus also offers some additional features, that usually come with paid antivirus solutions, such as a secure web browser, a password manager, home network scanner, called Wi-Fi Inspector, hardened browser. It also offers a game mode if you want not to be disturbed while doing full-screen activities.

System-performance impact

Avast Free Antivirus has a very light impact on a system, and even though scans could be faster, they do not slow down the computer.

User Interface

User Interface cannot be resized but it can be moved around. The interface itself is dark with bright type. It easy to navigate, as all major categories appear in the main window.

Feature Score
virus protection Very good
Additional features Many
System-performance impact Very light
User interface Dark, modern looking and simple to use

AVG AntiVirus Free

AVG was acquired by Avast in 2016 and became a part of Avast family. However, it still operates on its own and provides users with wide range of AVG security products and services.[2]

Antivirus Protection

AVG AntiVirus Free uses same detection technique for its all Windows products. The antivirus detected and removed almost all of the virus samples, known and unknown. However, the suite did not work with browser hijackers.

AVG free antivirusAdditional Features

AVG AntiVirus Free covers all the essentials. It stops viruses, spyware ransomware, and other virus, secures web browsing, scans PC performance problems, and offers real-time security updates.

System-performance impact

One of the advantages of AVG Antivirus Free is its’ low impact on the operational system. Even though the full scan takes some time, it does not drain the system.

User Interface

The interface is clear and easy to operate. AVG also provides users with an ability to expand the interface window for all the advanced options.

Feature Score
virus protection Very good
Additional features Many
System-performance impact Low
User interface Attractive and easy to use

Bitdefender Antivirus Free Edition

Bitdefender Antivirus Free Edition is developed by Romanian cybersecurity company Bitdefender. The company was founded in 2001 and since then develops security products consumers can rely on. Bitdefender Antivirus Free Edition covers the essentials.[3]

Antivirus Protection

In order to detect known virus, Bitdefender Antivirus Free applies a traditional scanning engine. In addition, the heuristic monitor looks for suspicious behaviors to detect unknown virus. All the samples are uploaded to Bitdefender’s online labs for further analysis. According to AV-TEST, Bitdefender has excellent virus detection and removal rates.

bitdefender free

Additional Features

Bitdefender Antivirus Free Edition offers a very few features. The antivirus solution has free scanning, and internet security, including anti-phishing system and anti-fraud system. It also offers stand-alone home network scanner and Bitdefender Traffic Light browser extension which notifies users about potential online threats. The Traffic Light supports Mozilla Firefox, Google Chrome, and Apple Safari browsers, however, a user needs to install them separately.

System-performance impact

The antivirus solution has a very low impact on system performances. Even though Bitdefender Antivirus Free Edition does not provide a quick scan option, its’ full system scan is relatively quick.

User Interface

Bitdefender Antivirus Free Edition has a complicated user interface with very few options that can be hard to find.

Feature Score
virus protection Excellent
Additional features Very few
System-performance impact Low
User interface Could be difficult to navigate

Avira Free Antivirus

Avira Free Antivirus is developed by Avira Operations. It is German-based multinational security software company providing home users and businesses with security and antivirus software. Avira Free Antivirus protects the essentials and offers good virus protection.[4]

Antivirus Protection

In order to protect PCs against virus, Avira Free Antivirus applies same technology for all its’ products. It starts with a traditional scanning engine to detect known threats and continues with heuristic monitoring that watches for suspicious behaviors in order to reveal unknown virus. Finally, Avira Free Antivirus collects unusual icons and send them to its cloud-based servers for further analysis. When it comes to results, Avira Free Antivirus offers very good virus detection from 98.9% to 100%, according to AV-TEST.

Avira free antivirus

Additional Features

When it comes to additional features, Avira Free Antivirus provides users with lots of useful extra features. The security site includes antivirus scanner, real-time protection using. Protection cloud technology, PUA Shield, browser tracking blocker, safe browsing, and price comparison that help users to save money while shopping online.

Avira also provides users with free security tools, such as Avira Phantom VPN or password manager.

System-performance impact

Avira Free Antivirus has pretty heavy system impact, both when working in the background and during scans, compared to other software.When it comes to system scan, Avira’s scans are pretty quick, in fact, Avira’s full system scan is one of the fastest in free antivirus category.

User Interface

The user interface is bright and open. It is easy to understand and navigate since every listed application in the menu bar has a slew of customization options and actions.

Feature Score
virus protection Very Good
Additional features Many extra features and free tools
System-performance impact Mediocre
User interface Wide open and simple to use

Kaspersky Free Antivirus

Kaspersky Lab is a Russian-based multinational cyber security company that provides digital security products and services. Kaspersky Free Antivirus offers users fast and reliable protection for security essentials.[5]

Antivirus Protection

When it comes to virus protection, Kaspersky uses similar techniques as other antivirus software: digital signature matching scans for known virus and heuristic monitoring checks for unknown threats. In addition, all suspicious codes are sent to Kaspersky Security Network for analysis. When it comes to actual virus detection, Kaspersky software hits nearly perfect scores.

Kaspersky free antivirus

Additional Features

Kaspersky Free Antivirus does not offer many additional features, in fact, it is nearly bare-bones. It provides users with its’ award-winning security that automatically detects and blocks dangerous files and websites, and personal data protection. It secures Windows PCs from viruses, spyware, phishing and dangerous websites. In addition, it offers many free tools that need to be downloaded separately.

System-performance Impact

Kaspersky Free Antivirus has a moderate system-performance impact and scanning speeds.

User Interface

Kaspersky’s user interface is bright and wide open. The main screen is very informative, and it is also easy to operate since all the functions are easily accessible.

Feature Score
virus protection Excellent
Additional features Not many
System-performance impact Mediocre
User interface Bright and easy to navigate

Panda Free Antivirus

Panda Free Antivirus was developed by Panda Security. The company is based in Spain and operates the market since 1990. It focuses on IT digital software and offers home users and businesses advanced products and services. Panda Free Antivirus offers a decent virus protection and has a pleasant interface and process monitor.[6]

Antivirus Protection

Panda Free Antivirus uses the same virus detection technology for its all products for Windows. virus engines that attempt to match suspect come with digital signatures of known virus; heuristic monitoring scans behavior in order to detect unknown virus; any suspicious items are sent to Panda’s cloud-based servers. Panda Free Antivirus does a decent job detecting and stopping virus.

panda free antivirus

Additional Features

Panda Free Antivirus lacks for some features other free antivirus systems have. Extra features include firewall, Panda’s Safe Web reputation system, and anti-phishing mechanism.

System-performance impact

Panda Free Antivirus has a moderate impact on a system performance, an average user would not even notice. In addition, it takes some time until Panda finishes system scan.

User Interface

Panda’s user interface is dark with white type. It looks very pleasant. However, aggressive up-sell ads get bit annoying.

Feature Score
virus protection Mediocre
Additional features Not many
System-performance impact Mediocre
User interface Pleasant

Windows Defender

Windows Defender is an integrated antivirus system for Windows PCs. TThe application was integrated into Windows 8.1 and Windows 10 in response to a rapidly increasing volume of virus targeting Windows devices.[7]

Windows defender

Antivirus Protection

When it comes to virus protection, Windows Defender uses traditional signature-matching scanning and sends all suspicious icons to Microsoft’s labs for analysis. The antivirus runs quietly in the background. However, it does not provide such good results as third-party antivirus systems, even free ones. According to AV-TEST, Windows Defender only detected and blocked only 99.0% unknown zero-day virus.

Additional Features

The built-in security system does not provide any security or privacy features that can keep its users’ data safe and protected.

System-performance impact

Because the antivirus system is built-in, it is hard to tell its post-installation impact. When it comes to scanning speed, it has a moderately slow scanner, and scans can slow down the system by up to 60%.

User Interface

The interface is minimalistic with white, blue and green colored scheme. It also can be resized.

Feature Score
virus protection Average
Additional features None
System-performance impact Heavy
User interface Simple

 

About the author

Linas Kiguolis
Linas Kiguolis - Senior IT developer

Linas Kiguolis is a senior IT developer and news editor at Reviewedbypro.com. He has a major in Applied Computer Science because IT has been his passion for a very long time even before he went to college.

Contact Linas Kiguolis
About the company Esolutions

References



  • Tomas Statkus

    What about Windows defender?

Ask
now online
news
Subscribe
Privacy
Security
Recovery
Like us on Facebook