SPAMfighter
Cloudmark DesktopOne
SpamBully
MailWasher Pro
CleanMail
Accu-Rate
Free version
Free
Free
Virus protection
Phishing filtering
Attachments
Automatic Deletion
Automatic Filtering
Black/White List
Block/Allow by Email Address
Block/Allow by IP Address
Block/Allow by Server
Identity Theft
Image Blocking
Malware/Spyware
Permission-based Filtering
Public Black List