Best Computer Security Software

Compare the Top Computer Security Software as of April 2026

What is Computer Security Software?

Computer security software helps protect devices, networks, and sensitive data from unauthorized access, cyberattacks, and other security threats. These tools provide a range of protective features such as antivirus, firewall, encryption, malware detection, and intrusion prevention systems. Computer security software is essential for safeguarding against viruses, ransomware, spyware, and phishing attacks, ensuring the integrity, confidentiality, and availability of data. Many security solutions also offer real-time monitoring, automated updates, and threat intelligence to detect and mitigate new vulnerabilities as they emerge. Businesses and individuals rely on computer security software to reduce risks, comply with regulations, and maintain a secure computing environment. Compare and read user reviews of the best Computer Security software currently available using the table below. This list is updated regularly.

  • 1
    ManageEngine Endpoint Central
    ManageEngine Endpoint Central is built to secure the digital workplace while also giving IT teams complete control over their enterprise endpoints. It delivers a security-first approach by combining advanced endpoint protection with comprehensive management, allowing IT teams to manage the entire endpoint lifecycle, all from a single console. With automated patching across Windows, Mac, Linux and 1,000+ third-party applications, it ensures vulnerabilities are mitigated before attackers can exploit them. Its next-gen antivirus (NGAV) feature, powered by AI-driven behavioural detection, provides 24/7 protection against ransomware, malware, and zero-day threats. Endpoint Central further strengthens enterprise defenses with a broad set of security capabilities, including vulnerability assessment and mitigation, peripheral device control, data loss prevention, application control, endpoint privilege management, encryption with FileVault and BitLocker, and browser security.
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    Starting Price: $795.00/one-time
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  • 2
    Avast Ultimate Business Security
    Comprehensive cybersecurity and patch automation for growing businesses  Avast Ultimate Business Security includes our award-winning next-gen antivirus with online privacy tools and patch management automation software to help keep your devices, data, and applications updated and secure. Key Benefits: * Remote Management - Manage your devices and security as you scale and grow  * Device Protection - Safeguard your business devices against cyberattacks * Data Protection - Prevent ransomware and data breaches, even from the inside * Online Security and Privacy - Stay away from phishing, sniffers, scams, and other online threats * Patch Management - Save time by automatically patching software vulnerabilities 
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    Starting Price: $39.99/year/user
  • 3
    AVG AntiVirus Business Edition
    When an unrecognized file is downloaded onto one of your PCs, a copy will be sent to our experts at our Threat Labs to identify if it’s safe or not. Checks webpages before they open in your browser and displays a safety rating in the search engine results to help you surf the web with more confidence. Better protection against even the newest malware thanks to cloud-based Real-Time Outbreak Detection and proactive AI Detection. Protects against online security threats like spam, viruses, hackers and malware. Anti-Spyware protects your identity from spyware and adware that tracks personal information. Our Windows file server security helps keep it safe, private and out of the hackers’ hands. Advanced File Shredder securely deletes files to help prevent unintended recovery. Scans your PC when you’re not working so it doesn't get in the way. It does the hard work so you and your employees can focus on your business without costly distractions and delays.
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    Starting Price: $44.99 per year
  • 4
    ZoneAlarm Extreme Security NextGen
    ZoneAlarm for Business offers comprehensive, advanced, and flexible solutions for unmanaged businesses such as small businesses, Telco’s, government municipalities, and other businesses with little to no IT resources. With its easy deployment and maintenance, ZoneAlarm for Business offers you Check Point’s vigorous multi-platform protection and support, made simple. ZoneAlarm Extreme Security NextGen is the comprehensive, ultimate PC and mobile security solution for all your business security needs, using Check Point’s cutting-edge enterprise-grade technology. Next-gen antivirus with award-winning Anti-Ransomware, advanced phishing protection, and secure browsing experience. Our advanced cyber security solutions use business-class protection to secure millions of home users’ PCs and mobile devices against the latest worldwide cyber threats. This powerful weapon is extremely effective at spotting malicious files and cyberattacks that evade traditional antiviruses.
    Starting Price: $44.95 per year
  • 5
    Trend Micro Maximum Security
    Trend Micro Maximum Security is fully compatible with Windows 11 so you can shop, game, and socialize online with confidence that you and your devices are protected by world-class protection against the latest malware, fraud, and scams.​ Enhanced anti-scam protection protects you when shopping and banking online from malicious and fraudulent websites attempting to steal your financial and personal data. Our cloud-based AI technology delivers highly effective and proactive protection against ever-evolving malware infections. You can depend on Trend Micro to defend against known and never-before-seen attacks, keeping you ahead of the rapidly changing threat landscape. Get complete, multi-device protection against ransomware, viruses, dangerous websites, and identity thieves. An enhanced Folder Shield safeguards your valuable files and digital assets both locally and on cloud-synced folders.
    Starting Price: $39.95 per year
  • 6
    Trend Micro HouseCall
    The best free online virus scanner that you can get to identify hidden threats on your PC and Mac. Discover if your files are safe and block malicious software hidden outside of files. Threats can harm your device before you realize there is a problem. Use HouseCall to get your device back to normal. With the detailed report, you can see what threats have targeted your device and take quick action. With HouseCall, you can choose which scan to run, quick or full. You can even create a custom scan. Detect and fix viruses, worms, spyware, and other malicious threats for free. HouseCall can quickly find new threats on your Windows or Mac computer for free without getting in the way of your existing security software. You can count on HouseCall to keep malicious files off your device and stop them from spreading. HouseCall for Home Networks scans all of your home network devices for vulnerabilities and recommends how to eliminate them.
    Starting Price: Free
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