WinAntiSPAM - Version 1.17 WinAntiSPAM is used to protect your e-mail boxes from unwanted mail. Working on the principle of mail gateway between e-mail server and your e-mail client (e.g. Outlook, Pegasus, Eudora, IncrediMail, etc.), this program lets you achieve really fantastic results in blocking and deleting SPAM (literally up to 100%).