Microsoft Defender Alternatives

Microsoft Defender is described as 'Windows Security (known as Windows Defender Antivirus before Windows 10 May 2020 Update, Windows Defender before Windows 10 Creators Update, or Microsoft Defender Antivirus before Windows 11) is an anti-malware component of Microsoft Windows' and is a very popular Anti-Virus app in the security & privacy category. There are more than 100 alternatives to Microsoft Defender for a variety of platforms, including Windows, Mac, Android, Linux and iPhone apps. The best Microsoft Defender alternative is Malwarebytes Anti-Malware, which is free. Other great apps like Microsoft Defender are Avast Free Antivirus, ClamAV, Bitdefender Antivirus and Avira Antivirus.

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Microsoft Defender alternatives page was last updated

Alternatives list

  1. Network Security Task Manager detects malware that traditional signature-based security solutions do not recognise. In this way, Network Security Task Manager helps to detect industrial espionage, sabotage and security-critical software.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Windows
     
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  2. InfBlocker icon
     1 like

    InfBlocker is a lightweight and effective security tool designed to protect your computer from viruses spread through infected USB flash drives. By blocking autorun.inf files and their associated executables, InfBlocker helps prevent malware from automatically executing when a...

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
     
  3. Ultra Adware Killer is a powerful adware and malware remover for Windows, which has the ability to scan all the users in a system.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Windows
     
  4. CS Anti-Virus icon
     2 likes

    Provide real time shield, process/memory scanner, file/path scanner, scheduled scans, automatic daily update and use the ClamAV database with over 720.000 virus signatures. CS Anti-Virus with the ClamAV engine is FREE. (GNU/GPL license).

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
     
  5. Security Reviver will scan your PC and identify security threats and vulnerabilities. Security Reviver can quickly and safely remove these threats and prevent them from reoccurring.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
     
  6. SafeNetClub is an antivirus software that protects your PC against cyber threats. The application is connected with a realtime virus database to scan the system, all incoming traffic and files to avoid damage of the computer, spy attacks and data theft.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Windows
     
  7. Free malware remover for Windows. Easily detect and remove popular trojans, spyware and rogue security software from your computer. Easy to use interface.

    Cost / License

    • Free
    • Proprietary

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
     
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    1
  8. The program consists of a collection of tools that monitor important areas of your computer, areas in which spyware and other malicious programs practically always leave some kind of trace when they sneak into your computer.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Windows
     
  9. Quick Heal Safeguards Your Digital Privacy. Every Click, Every Moment? Reclaim control over your digital footprint with real-time protection while browsing, banking, shopping, streaming, or gaming online.

    27 Quick Heal Total Security alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Windows
    • Mac
     
  10. Gridinsoft Anti-Malware detects and removes viruses, ransomware, spyware, and other threats to secure your computer — without slowing it down.

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • Windows
     
  11. MalwareTerminator kills annoying browser toolbars with a single click! Many programs and download portals provide you not only with your requested software, but also with an unrequested browser toolbar.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Windows
     
  12. AFKSecurity is a lightweight local protection agent for Windows that complements antivirus. It scores suspicious behavior in real time using local AI + heuristics, includes ransomware-aware signals, and provides quarantine + history controls. No telemetry by default.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Windows
     
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