SpamHero - SpamHero is a professional spam filtering accuracy while lowering the cost to domain and business owners.
Spamihilator - The free Anti-Spam-Filter Spamihilator removes more than 98% of spam mails before they even get into your inbox.
Kundenserver - Kundenserver is an RBL-style host verification service to secure servers from spam emails.
Mailwasher - Over 8 million people use MailWasher as their spam filter
SpamExperts - SpamExperts applies its proprietary smart technologies to eliminate spam, virus and malware mail before it reaches your network.
SPAMfighter - SPAMfighter and Microsoft have built the strongest and most effective anti spam filter for Outlook, Windows Live Mail, Outlook Express & Thunderbird