There are many alternatives to PC Tools Firewall Plus for Windows and since it's discontinued a lot of people are looking for a replacement. The best Windows alternative is Fort Firewall, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to PC Tools Firewall Plus and 14 are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to PC Tools Firewall Plus are Comodo Internet Security, Windows Firewall Notifier, Privatefirewall and ZoneAlarm Firewall.
Easy to use GREAT FIREWALL