SPAMfighter - SPAMfighter and Microsoft have built the strongest and most effective anti spam filter for Outlook, Windows Live Mail, Outlook Express & Thunderbird
TinyWall - Lightweight and non-intrusive firewall
Spamihilator - The free Anti-Spam-Filter Spamihilator removes more than 98% of spam mails before they even get into your inbox.
Windows Firewall Control - Windows Firewall Control is not the built in firewall system in the Windows operating systems.
Mailwasher - Over 8 million people use MailWasher as their spam filter
Windows 10 Firewall Control - Windows 10 Firewall Control: simple and exhaustive solution for applications network activity controlling and monitoring.