1. Secures your PC, files, and privacy 24/7 Real-Time Protection uses artificial intelligence and machine learning to keep you safe from online threats, even emerging threats that no one has ever seen before.
  2. Microsoft Defender is built into Windows to help guard your PC against viruses, spyware, and other malicious software in real time.


    • FreemiumProprietary
    • Windows
    • Windows Mobile
    • Symbian S60
    • PortableApps.com
    Spybot - Search & Destroy detects and removes spyware, a relatively new kind of threat not yet covered by common anti-virus applications.
  3. AdwCleaner is an easy-to-use OS security utility that allows you to get rid of adware on your computer in seconds, by quickly scanning the system.
  4. Avira Free Antivirus offers basic protection for your computer against dangerous viruses, worms, spy-ware, trojans and costly dialers. Premium version includes MailGuard (POP3 and SMTP) and WebGuard for safe surfing.
  5. Kaspersky AntiVirus offers protection from a range of IT threats and provides the basic tools needed to keep your PC secure. Premium features include: Parental Control, Online Payment Protection and Secure Connection (VPN).
  6. Bitdefender comes with real time scanning that is called Virus Shield and an auto-scan mode that checks your system when the computer is idle. Game mode is fully automated and will be enabled when it detects a full screen application running.
  7. Comodo Internet Security is a free, very voluminous and multi-layered security application that keeps hackers out and personal information in. If you prefer a smaller solution with Antivirus Protection only see COMODO Antivirus.

    Bundleware

    The app installs other components by default such as Dragon Web Browser. You must click "Options" during install to deselect those components.

  8. HitmanPro (formerly Hitman Pro) is an on-demand malware scanner and removal tool. It will usually do a full-system scan significantly faster than other (traditional) solutions due to its cloud-based scan technique.
  9. SUPERAntiSpyware is a software application which can detect and remove spyware, adware, malware, trojans, rogue software, worms, rootkits, parasites and other potentially harmful software applications, as well as restore modified system settings.
  10. Kaspersky Virus Removal Tool is a free software intended to disinfect infected computers, removing viruses, Trojans, and spyware, as well as any other types of malware.
  11. Panda Antivirus protects you while you work, play, or browse online. Antivirus Protection Real-time protection against all types of malware and spyware. Schedule periodic scans and/or scan your computer on demand.
  12. 360 Total Security offers your PC complete protection from Viruses, Trojans and other emerging threats.
  13. Previously available as a freemium program, it's now available as a free beta. The non-beta version is now merged with Malwarebytes Anti-Malware. The program itself works similarly to EMET; it tries to prevent your programs from being exploited.

    Discontinued

    Included in malwarebytes 3.0 premium per notice on website: https://www.malwarebytes.com/antiexploit/

  14. herdProtect is a second line of defense malware scanning platform powered by 68 anti-malware engines in the cloud.

    Discontinued

    The program is currently not available on the official website: the download option was removed at the beginning of 2017. Last version, 1.0.3.9, released in December 2014, can be still downloaded from Wayback Machine.

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