Alternatives to ZoneAlarm Pro Antivirus + Firewall

Comprehensive antivirus and firewall suite combining proactive malware defense with robust identity protection

SpywareGuard

Program license: Free

A robust, no-cost security solution to protect Windows systems from spyware

Program license: Free

Blocks unwanted emails intelligently while integrating smoothly alongside existing antivirus protection

Program license: Trial version

Internet security software that offers protection for businesses

Program license: Trial version

Popular program that protects PCs from viruses

Program license: Free

Freeware that finds and eliminates malware, spyware and other unwanted files

Program license: Free

Superb freeware that scans for and kills malware

Program license: Free

Removes and protects computers from harmful Malware

Program license: Free

Remove the malware known as the Shortcut Virus from external storage devices via your computer

Program license: Full

Anti-spyware that protects against slow performance and pop-ups

Program license: Free

Robust firewall and security suite protecting multiple devices from cyberattacks, phishing, and malicious downloads

Program license: Free

A long-trusted, popular and free firewall tool

Program license: Free

Free security app improving privacy, blocking malware and phishing, and boosting speed on unstable connections

Program license: Free

Powerful free NSA-developed reverse engineering suite for in-depth malware and vulnerability analysis and automation

Program license: Free

Effective tool for detecting and removing viruses from USB storage devices