3D Mailbox LIGHT 1.2.1.83

Tiny 3-megabyte email program with the world's best spam filter -- SpamBayes -- built right in. Never before has filtering spam been so simple. Set your spam tolerance with a sliding scale, classify a few messages with a mouseclick, and you're done. Under the hood there's also integrated email-based IM and chat, email status tracking, HTML support, and integrated whitelist and blacklist management.

See also: email, spam filter, anti-spam, IM, instant messaging, spambayes