1)   One Click Spam Shield 1.4
1Click SpamShield tracks the Internets worst Spammers, IP blocking, Spam Gangs and Spam Support Services, and works with ISPs and Law Enforcement Agencies to identify and remove persistent spammers from the Internet. You will get 365 days Technical Support via eMail.

 2)   Ad Nuker Popup Blocker & Spam Filter 4.6.0.0
Filter Junk E-Mail Spam, Ads, Pop Ups advertising, Viruses, Tojans & Spyware. Works with POP3 & IMAP. This FREE tool uses intelligent filtering of annoying Popup ads, e-mail spam, Spyware, Adware, Trojans, Viruses, Spyware Cookies and much much more

 3)   Spam Nullifier Pro 3.7.0.2
Eliminate Junk E-Mail Spam, Viruses, Tojans & Spyware. Works with POP3, IMAP, HTTP. Spam Nullifier is a powerful e-mail checker programs with effective spam elimination. This FREE Anti Spam Filter stops unwanted viruses, trojans & spam e-mails.

 4)   Spam Nullifier 3.4.0.1
Eliminate Junk E-Mail Spam, Viruses, Tojans & Spyware. Works with POP3 & IMAP. Spam Nullifier is a powerful e-mail checker programs with effective spam elimination. This FREE Anti Spam Filter stops unwanted viruses, trojans & spam e-mails.