Alternative apps to Microsoft Security Essentials:
  • 4.7
    15263 votes
    Malwarebytes protects you against malware, ransomware, and other advanced online threats that have made antivirus obsolete and ineffective.
    • Freeware
    • Windows/macOS
  • 4.3
    833 votes
    Download the latest updates or definitions for your Microsoft Windows Defender security software
    • Freeware
    • Windows
  • 4.8
    321 votes
    360 Total Security offers you complete protection against viruses and other new type of threats.
    • Freeware
    • Windows
  • 4.6
    445 votes
    Avast! is packed with the largest threat-detection network, machine-learning virus protection, easy password management and home network security that won’t slow down your PC.
    • Freeware
    • Windows/macOS/Android
  • 4.1
    84 votes
    Detects and removes the most complex and deepest spyware and malware
    • Freeware
    • Windows
  • 4.6
    169 votes
    Free program that protects your computer against pop-ups, slow performance and security threats.
    • Freeware
    • Windows XP/Vista/7
  • 4.7
    314 votes
    Baidu Antivirus is a ultra light weight, easy to use, extremely fast anti-virus program that protects your system from malware, viruses, spyware, adware and other malicious programs.
    • Freeware
    • Windows
  • 4.4
    13 votes
    Bitdefender Total Security stands for comprehensive protection against viruses, spyware, phising and identity theft attacks, including file encryption, online backups and tools for optimizing system speed.
    • Free to Try
    • Windows