A Personal firewall is Software designed for use on a single PC.
Personal firewalls lock out intruders to keep individual PCs safe at home or at the office.
Firewalls help monitor your system's communication between your network and the Internet to help stop intrusions and attacks
(Proactive firewalls have the most extended protection.They seek to achieve stronger "2-way" protection, preventing programs from broadcasting your personal information to the Internet.It's an excellent option for high risk users.)
Best Free Firewalls for Windows
Another Best Firewall AS your Requirements
Comodo Internet Security
Comodo Firewall is the best choice for users seeking a full featured security suite.T hese Are Best Firewall Suites
ZoneAlarm Free Firewall
ZoneAlarm Free offers basic two-way defense, stealth mode, and anti-phishing protection.
However, it lacks HIPS or program-to-program protection.
1 Windows 7 Firewall Control
2 Private Firewall Search On Google To Download(all these)
3 Online Armor Free
4 Outpost Firewall Free
5 AVS Firewall