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ZoneAlarm Free Antivirus

ZoneAlarm Free Antivirus

Secure yourself with a robust antivirus solution and the world’s best firewall

Free Download
Windows 7/10/11
PCMag Editors' Choice
"An easy winner" -- PCMag Editors' Choice
AV Test
"100% protection" -- AV Test

Free, Reliable and Powerful

We care about your security, here’s how we protect you

Antivirus and Anti-Spyware

We detect and remove viruses, spyware, Trojan horses, worms, bots and other malicious threats. You can browse online with complete confidence that our software protects your PC from hackers.

Personal Firewall

Our firewall makes your PC invisible to hackers and protects your data from being compromised. You can instantly disable malicious programs and enjoy proactive protection against cyberattacks. We stop internet attacks at the front door and even catch thieves on their way out.

Additional Layers

Multiple layers of advanced security provides you with solid protection

Wireless Network Protection

We detect when wireless networks are used and automatically apply the most secure firewall protection setting for your ultimate security.

Customizable Scan Modes

Control your security settings with our customizable scan modes so you can shield your operating system with the protection that best suits you.

Real-Time Security Updates

Our software responds quickly to breaking threats with real-time security updates, and leverages threat data from millions of users to ensure you’re always protected.

ZoneAlarm Free Antivirus
For advanced Antivirus features and even better protection, get ZoneAlarm Extreme Security NextGen.

Compatibility Requirements

System Requirements
Compatibility Requirements
Microsoft® Windows® 7 SP1,10, 11
  • 32 or 64-bit, 2 GB RAM
  • 2 GHz or faster processor
  • 1.5GB of available hard-disk space
Microsoft .NET framework
  • Version 3.5 or later
  • Note: If a supported Microsoft .NET Framework is not installed, it will be installed with ZoneAlarm

ZoneAlarm Free Antivirus is compatible with MS Windows Defender, and is not compatible with any other antivirus solution.

To install ZoneAlarm Free Antivirus, you must first uninstall other antivirus software. Otherwise, you may experience OS stability and computer performance issues.