What Is the Best Computer Security Software for Free?

Patrick Burnett

When it comes to computer security, there are a plethora of options available in the market. However, not everyone can afford to spend a fortune on security software.

Luckily, there are several free options that can provide robust protection for your computer and keep your personal data safe from cyber threats. In this article, we’ll take a look at some of the best free computer security software available.

Windows Defender

If you’re running Windows 10, you already have Windows Defender installed on your computer. It’s a built-in antivirus software that provides real-time protection against viruses, malware, spyware, and other malicious threats. With regular updates from Microsoft, Windows Defender is an excellent option for those who want reliable protection without spending any money.

Avast Free Antivirus

Avast Free Antivirus is another popular choice among users who want comprehensive security features without breaking the bank. It comes with all the essential features you’d expect from an antivirus software like real-time protection, email scanning, and web browsing protection. Additionally, it has advanced features like a password manager and Wi-Fi Inspector that can help secure your online activities.

Malwarebytes Anti-Malware

Malwarebytes Anti-Malware is a powerful tool that specializes in detecting and removing malware from your computer. It’s not an antivirus software but rather an anti-malware tool that works alongside your existing antivirus program to provide additional protection against advanced threats like ransomware and zero-day exploits. Malwarebytes is easy to use and provides fast scans to detect any potential threats on your system.

ZoneAlarm Free Firewall

ZoneAlarm Free Firewall is a robust firewall solution that provides two-way protection against inbound and outbound traffic on your computer. It helps prevent unauthorized access to your network while also monitoring all outgoing traffic from your system to prevent any data leaks or unauthorized access to your personal information. ZoneAlarm is easy to use and provides customizable settings to tailor the firewall protection to your needs.


In conclusion, there are several free computer security software options available that can provide excellent protection for your computer. Windows Defender is a reliable option for those running Windows 10, while Avast Free Antivirus and Malwarebytes Anti-Malware offer advanced features for more comprehensive protection.

ZoneAlarm Free Firewall is an excellent choice for those looking for a robust firewall solution. Whatever your choice may be, it’s crucial to have some form of cybersecurity software installed on your computer to keep it safe from cyber threats.