R-Firewall is a FREE software comparable with commercial firewalls!
R-Firewall is an impactful and easy to use solution to secure your on-line activity. It protects a computer connected to a local network and/or to the Internet against any intrusions, attacks, trojans, spyware, and other external and internal threats. R-Firewall also filters out inappropriate Internet pages content and blocks dangerous active components you may get while browsing over the Internet or receiving Email massages.
Automatic configuration during setup allows you securely surf the Internet right after the program installation. Mobile users can create multiple and easily switchable configurations for specific network environments (Internet surfing at home, office local networks, or public Wi-Fi spots).
Network security features:
* Monitors network activity at the software and system component levels;
* Detects and blocks direct network intrusions;
* Detects and blocks network connections that malicious programs try to establish from within and outside the protected computer;
* Detects and blocks numerous types of attacks;
* Detects and blocks various dangerous active content on the Internet, such as JavaScript objects, ActiveX components, etc;
* Checks Email attachments for dangerous content, such as executable programs, JavaScript objects, ActiveX components, etc;
* Converts the protected computer into a "stealth" machine running invisibly to outside intruders;
* Provides detailed log information
Content control features:
* Detects and blocks unwanted information on the Internet, such as commercial banners, pop-up windows, and cookies;
* Blocks access to undesirable or inappropriate Web pages, specified either directly by their URLs, or by keywords;
Easy-to-use features:
* Automatic configuration during setup. Your computer is ready for surfing the Internet right after the installation;
* Presets for most Internet applications. No need to manually set ports, protocols, or other technical staff for each installed program;
* Multiple and easily switchable configurations that you can create for a specific network environment (for your home, for your office local network, or for a public Wi-Fi spot);
* Two types of interfaces: Simple for inexperienced users and Advanced for fine-tuning;
* An indefinite number of rules for each application;
* Low resource requirements

The license of this software is Freeware, you can free download and free use this firewall software.