Free Mac Firewall

Powerful first line of defense

ZoneAlarm Pro Firewall gives you full control over your firewall, enabling you to configure it to your security needs by classifying your network settings. It targets and defeats new and advanced attacks that other firewalls miss, giving you maximum security against zero-day attacks.

Compare the best Firewall software for Mac of 2021 for your business. Find the highest rated Firewall software for Mac pricing, reviews, free demos, trials, and more. 1.磊 Avira Free Antivirus for Mac — Best for Overall macOS Protection in 2021. Avira Free Antivirus for Mac is my favorite free antivirus for Mac — it provides lightweight cloud-based malware scanning as well as more free features than any other brand on this list, including real-time protection, intuitive system tuneup tools, a surprisingly good password manager, and even a VPN! This is really the only situation where you’d get a benefit out of enabling your Mac’s firewall, at least for desktop PCs. If you’re using Mac OS X as a server system that’s exposed directly to the Internet, you’ll obviously want to lock it down as much as possible with a firewall. Murus Lite is the entry level firewall front end. Everybody can download it and use it for free for non-commercial use. It features inbound filtering and logging and can be used to protect services running on the Mac. Despite being free Murus Lite is not a tryout or demo. It is a full featured app and is a good starting point for the novice user.

Advanced Firewall

Free Network Firewall

Monitors programs for behaviors within your computer to spot and stop even the most sophisticated new attacks that bypass traditional firewall. Proactively protects against inbound and outbound attacks while making you invisible to hackers.

Identity Protection

Provides superior PC-based protection and exclusive data encryption, including offline identity-protection services. Moreover, Identity Protection monitors your credit report daily to see if any changes occur, keeping you alert of fraud, and provides you with recovery services if your identity had been stolen.

Best Firewall For Mac

Anti-Phishing

ZoneAlarm Anti-Phishing protects your private information from a phishing attack while browsing online, securing your personal information from hackers and malicious websites. It scans all websites before letting you insert any personal information and alerts you whether it is a safe website or a phishing attempt.