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.

filter to find the best alternatives

Microsoft Defender alternatives are mainly Anti-Virus Apps, but if you're looking for Anti-Malware Apps or Firewalls you can filter on that. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Microsoft Defender.
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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...

More about Microsoft Defender
Microsoft Defender alternatives page was last updated May 16, 2025
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    Crystal Security is a cloud-based system that detects and removes malicious programs (malware) from your computer. Its technology provides fast detection against malware and lets you know about the changes on your computer in real time.

    License model

    • FreeProprietary

    Application type

    Platforms

    • Windows
    Discontinued

    Last updated on February 23rd, 2019.

    Crystal Security Features

    1.  Cloud based

    Crystal Security VS Microsoft Defender

     
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    Zemana AntiMalware is an on demand malware scanner designed to clean your PC from all the infections that have taken place on your PC.

    License model

    • FreemiumProprietary

    Application type

    Country of Origin

    • TR flagTürkiye

    Platforms

    • Windows

    Properties

    1.  Distraction-free
    2.  Lightweight

    Features

    1.  Malware Analysis
    2.  Real-time protection
    3.  Ransomware Protection

    Zemana AntiMalware VS Microsoft Defender

     
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    Padvish Antivirus End-Point Security Edition is actually a combination of a good antivirus with firewall features and device control has provided a higher level of security.

    License model

    Application types

    Country of Origin

    • IR flagIran

    Platforms

    • Windows

    Padvish EndPoint Security VS Microsoft Defender

     
  4. SpyHunter icon
     4 likes
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    What is SpyHunter and How It Works?

    As malware continues to evolve and become more sophisticated to avoid detection by anti-spyware/anti-virus programs, SpyHunter responds with new advanced technology to stay one step ahead of today’s computer threats.

    SpyHunter is a powerful.

    37 SpyHunter alternatives

    License model

    • FreemiumProprietary

    Country of Origin

    • IE flagIreland
    • European Union flagEU

    Platforms

    • Windows
    Warning

    Poor reputation. Download at your own risk. http://www.mywot.com/en/scorecard/enigmasoftware.com

    SpyHunter VS Microsoft Defender

     
  5. AVG Rescue CD icon
     7 likes
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    The AVG Rescue CD is essentially a portable version of AVG Anti-Virus supplied through Linux distribution. It can be used in the form of a bootable CD or bootable USB flash drive to recover your computer when the system cannot be loaded normally, such as after an extensive or...

    License model

    • FreeProprietary

    Application type

    Country of Origin

    • CZ flagCzechia
    • European Union flagEU

    Platforms

    • Windows

    AVG Rescue CD Features

    1.  Portable
    2.  Rescue cd

    AVG Rescue CD VS Microsoft Defender

     
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    VirIT eXplorer is an AntiVirus and AntiMalware software for Microsoft Windows.

    VirIT eXplorer is distributed in two different versions:

    VirIT eXplorer PRO: the AntiVirus, AntiSpyware and AntiMalware suite with also Personal Firewall. VirIT eXplorer Lite: the FREE versi.

    License model

    • FreemiumProprietary

    Country of Origin

    • IT flagItaly
    • European Union flagEU

    Platforms

    • Windows

    VirIT eXplorer VS Microsoft Defender

     
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    Effective and easy to use free antivirus for your PC. Protects against viruses, trojans, worms and malware. Amiti has built-in real-time memory shields, scheduling, multiple skin and translations support.

    License model

    Country of Origin

    • SK flagSlovakia
    • European Union flagEU

    Platforms

    • Windows

    Amiti Antivirus Features

    1.  Malware Analysis

    Amiti Antivirus VS Microsoft Defender

     
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    Detects malware, spyware, and viruses while working with your antivirus. Offers flexible scheduling and comprehensive scans including memory, cookies, and more. Provides Quick, Deep, and Custom scan options. Features quarantine and exclusion settings for thorough security.

    License model

    • FreemiumProprietary

    Application type

    Country of Origin

    • AU flagAustralia

    Platforms

    • Windows

    Auslogics Anti-Malware VS Microsoft Defender

     
  9. LOARIS icon
     2 likes
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    Loaris offers a superb malware removal solution to deal with various contemporary forms of cyber threats in cases when available anti-virus applications aren't effective in identifying or deleting them.

    60 LOARIS alternatives

    License model

    • FreemiumProprietary

    Platforms

    • Windows
    Warning

    This program has a poor WOT rating and requires a paid license to clean infections. Also raises concerns on VirusTotal: https://www.virustotal.com/gui/file/6109e72c382692c62e32882b58056f0b57539536d18e82467aebaab230fe2516/detection

    LOARIS Features

    1.  Process scanning
    2.  Heuristic Detection

    LOARIS VS Microsoft Defender

     
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    Spy Emergency is anti-spyware, anti-trojan and anti-spam software that fast and secure removes spyware and other internet infections from your computer. With its intuitive user interface, spyware removal is very simple for every user.

    License model

    Country of Origin

    • SK flagSlovakia
    • European Union flagEU

    Platforms

    • Windows

    Spy Emergency VS Microsoft Defender

     
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