There are many alternatives to Filseclab Personal Firewall for Windows and since it's discontinued a lot of people are looking for a replacement. The best Windows alternative is TinyWall, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Filseclab Personal Firewall and 13 are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to Filseclab Personal Firewall are Comodo Internet Security, Windows Firewall Notifier, ZoneAlarm Firewall and Privatefirewall.