BullGuard Spamfilter Alternatives
18We've compiled a list of 18 free and paid alternatives to BullGuard Spamfilter. The primary competitors include SpamBayes, Postgrey. In addition to these, users also draw comparisons between BullGuard Spamfilter and Spam Reader, SpamAssassin, SpamPhobia. Also you can look at other similar options here: About.