ChoiceMail stands out as a leader among spam blockers. Many spam prevention products rely upon rules filters that must be continually managed and updated by the user. DigiPortal determined that no single method is completely effective at stopping spam due to the endless new tricks employed by spammers. ChoiceMail uses multiple mechanisms to deal with unknown senders, giving users the choice of how to set up their system.
||Free to try
Windows Server 2008