ZoneAlarm is a free, downloadable firewall and antivirus system that is highly configurable and effective against many kinds of cyberattacks. If you’re looking for a powerful and complete firewall suite, Comodo Free Firewall is the one for you. Overall, Comodo Free Firewall has enough advanced features that will please experts but it can be basic enough for even novices to get started with. If you don’t want Yahoo as your search engine nor change your default browser to Comodo’s Dragon, please don’t forget to uncheck the boxes during installation. You should also look out for automatic “opt-ins” during its installation process. It has an optional Silent Mode that can suspend alerts temporarily but by default, it will be constantly giving you notifications about its activities via popups and messages. Keep this in mindīefore you try Comodo’s free Firewall, keep in mind that since you will essentially be your computer’s gatekeeper, its status will be displayed in a small window on the upper-right side of your desktop. It even has its own sandboxed Dragon web browser as well as sandboxed versions of Chrome, Internet Explorer and Firefox for protected web browsing.Ĭombined with Comodo’s Default Deny Protection and cloud-based scanning that checks against a regularly updated external white list of trusted files and applications, it can proactively protect your PC from emerging viruses, worms, and even zero-day attacks. It should help you do this automatically.Īside from controls and rules for your computer applications’ network access and incoming/outgoing traffic, Comodo has an automatic sandbox feature that lets you run unknown applications in a separate environment, protecting your files and system from any potential attack. You will need to disable your other firewall to use Comodo. Note: Comodo is not compatible with other firewalls, including your default Windows firewall. Unlike TinyWall, it’s designed to replace the built-in Windows firewall. It’s straightforward enough for novices to use but advanced users will appreciate the extended features Comodo Firewall brings.

Comodo Firewall is one of the most powerful free firewalls around.

Comodo firewall vs windows firewall