Free firewall is a full-featured professional firewall that protects against the threats of the Internet. Control every program on your computer by permit or deny access to the Internet. Free firewall notifies you when applications want to access the Internet in the background without your knowledge. In monitoring mode, no software can access the Internet or network without your prior authorization. You have full control over the flow of data out of your system and into.
* External threats
Prevent attackers from gaining access to your computer by exploiting security vulnerabilities. Protect yourself from a remote access and control of your system and access to your personal information.
* Internal threats
Protect yourself, your privacy and your personal data, by preventing the intruded malware from access to the Internet. Prevent that viruses and worms spread on the network.
* Protection on the Internet
Individually regulate the access to the network and Internet per application. Allow access to the Internet only those programs, you unconditionally trust.
Protect your privacy and personal information with FreeFirewall. Prevent web tracking while surfing and collecting telemetry.
* Monitoring mode
Trust no one! In monitoring mode, no software can access the Internet or network without your prior authorization. Only applications you trust get Internet access.
Screenshots Free Firewall
Best firewall I have tried.
simple and works
Probably the best free firewall