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, Android Tablet and Linux apps. The best Microsoft Defender alternative is Malwarebytes Anti-Malware, which is free. Other great apps like Microsoft Defender are ClamvAV, Avast Free Antivirus, Spybot - Search & Destroy and Bitdefender Antivirus.

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Windows Security (known as Windows Defender Antivirus before Windows 10 May 2020 Update, Windows Defender before Windows 10...

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Microsoft Defender alternatives page was last updated May 16, 2025
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  1. AVG AntiVirus icon
     284 likes
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    AVG AntiVirus Free provides basic antivirus and antispyware protection for home users. Virus database updated every day. Includes innovative LinkScanner for web-protection.

    73 AVG AntiVirus alternatives

    License model

    • FreemiumProprietary

    Country of Origin

    • CZ flagCzechia
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Android
    • Chrome OS

    AVG AntiVirus Features

    1.  Malware Analysis
    2.  Real-time protection
    3.  Built-in Firewall

    AVG AntiVirus VS Microsoft Defender

     
  2. ClamWin icon
     121 likes
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    ClamWin is a free, open-source antivirus software for Microsoft Windows, using the ClamAV engine. It has an easy-to-use installer and its source code is publicly available. It features high detection rates for viruses and spyware, a scanning scheduler, and automatic updates of...

    62 ClamWin alternatives

    License model

    • FreeOpen Source

    Country of Origin

    • AU flagAustralia

    Platforms

    • Windows
    • PortableApps.com
    Discontinued

    The latest version (0.103.2.1) is from 2021.

    Properties

    1.  Lightweight
    2.  Privacy focused

    Features

    1.  Ad-free
    2.  No Tracking
    3.  Portable
    4.  GPLv3
    5.  Block Trackers
    6.  Malware Analysis
    7.  Works Offline
    8.  Dark Mode

    ClamWin VS Microsoft Defender

     
  3. ClamTk icon
     70 likes
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    ClamTk is a graphical front-end for ClamAV, an open source antivirus engine for detecting trojans, viruses, malware & other malicious threats. It is designed to be an easy-to-use, lightweight, on-demand antivirus scanner for Linux systems.

    58 ClamTk alternatives

    License model

    • FreeOpen Source

    Country of Origin

    • US flagUnited States

    Platforms

    • Linux
    Discontinued

    This program is no longer maintained. https://github.com/dave-theunsub/clamtk/issues/163

    Properties

    1.  Lightweight
    2.  Privacy focused

    Features

    1.  Ad-free
    2.  Malware Analysis

    ClamTk VS Microsoft Defender

     
    Comments about ClamTk as an Alternative to Microsoft Defender
    tibi97427
    Negative Jun 26, 2023
    -2

    Simply because it's not available on Windows

    Microsoft Defender Icon
    ClamTk icon
    • ClamTk is Free and Open SourceMicrosoft Defender is Free Personal and Proprietary
    • ClamTk is Lightweight and Privacy focusedMicrosoft Defender is not according to our users
  4. Copy a direct link to this comment to your clipboard

    Comodo Internet Security is a free, very voluminous and multi-layered security application that keeps hackers out and personal information in.

    78 Comodo Internet Security alternatives

    License model

    • FreemiumProprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows

    Properties

    1.  Customizable

    Features

    1.  Real-time protection
    2.  Run file in a Sandbox
    3.  Malware Analysis
    4.  Sandbox
    5.  Ad-free

    Comodo Internet Security VS Microsoft Defender

     
  5. Panda Dome icon
     70 likes
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    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.

    USB protection Protect your PC by preventing the automatic execu.

    License model

    • FreemiumProprietary

    Country of Origin

    • ES flagSpain
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Android

    Panda Dome Features

    1.  Integrated Password Manager
    2.  Built-in VPN
    3.  Real-time protection
    4.  Game Mode
    5.  Ransomware Protection
    6.  Browser Protection

    Panda Dome VS Microsoft Defender

     
  6. Copy a direct link to this comment to your clipboard

    Hypatia is the world's first FOSS malware scanner for Android. It is powered by ClamvAV style signature databases.

    97 Hypatia Malware Scanner alternatives

    License model

    • FreeOpen Source

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Discontinued

    Due to lack of funding and only one person managing the entire project, DivestOS and its apps will not receive any further updates. This includes Hypatia, which, along with Carrion icon Carrion will no longer receive database updates. https://divestos.org/pages/news#end

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  Ad-free
    2.  Malware Analysis
    3.  No Tracking
    4.  Automated Malware Scan

    Hypatia Malware Scanner VS Microsoft Defender

     
  7. Copy a direct link to this comment to your clipboard

    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. Kaspersky Virus Removal Tool 2011 uses the same highly efficient algorithms for detecting malware as Kaspersky...

    59 Kaspersky Virus Removal Tool alternatives

    License model

    • FreeProprietary

    Country of Origin

    • RU flagRussia

    Platforms

    • Windows
    • Linux

    Properties

    1.  Optimal performance
    2.  Security-focused

    Features

    1.  Portable

    Kaspersky Virus Removal Tool VS Microsoft Defender

     
  8. Copy a direct link to this comment to your clipboard

    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.

    52 SUPERAntiSpyware alternatives

    License model

    • FreemiumProprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows

    SUPERAntiSpyware Features

    1.  Malware Analysis
    2.  Portable

    SUPERAntiSpyware VS Microsoft Defender

     
    Comments about SUPERAntiSpyware as an Alternative to Microsoft Defender
    Guest
    Positive Sep 3, 2019
    0

    Good to use with Defender or whatever else you use. Pretty good at rooting out tracking cookies.

    Microsoft Defender Icon
    SUPERAntiSpyware icon
    • SUPERAntiSpyware is Freemium and ProprietaryMicrosoft Defender is Free Personal and Proprietary
  9. Copy a direct link to this comment to your clipboard

    Delivers comprehensive security with real-time threat protection against malware, spyware, ransomware, and phishing. Features include smart firewall, password manager, AI-driven virus defense, machine learning file analysis, Intrusion Prevention, Behavior Protection, Proactive Exploit Protection, and Power Eraser.

    79 Norton AntiVirus alternatives

    License model

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows

    Norton AntiVirus Features

    1.  Real-time protection
    2.  AI-Powered

    Norton AntiVirus VS Microsoft Defender

     
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    360 Total Security is a robust cybersecurity software designed to protect your computer from a wide range of threats, including viruses, malware, ransomware, and phishing attacks. It offers a comprehensive suite of features to ensure your digital safety.

    37 360 Total Security alternatives

    License model

    • FreemiumProprietary

    Country of Origin

    • CN flagChina

    Platforms

    • Mac
    • Windows

    Properties

    1.  Lightweight

    Features

    1.  Block Trackers
    2.  Dark Mode
    3.  Spam Filter
    4.  Works Offline
    5.  No registration required
    6.  Ad-free
    7.  Delete Temporary Files
    8.  No Tracking
    9.  Photo Recovery
    10.  Malware Analysis
    11.  No Logs
    12.  NTFS Partition Recovery

    360 Total Security VS Microsoft Defender

     
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