BounceMailmanager - From the developer: "Ai-Intelligent Bounce Mail Manager. A rock solid, industrial strength Windows-based bounce email retrieval program that automate the process of identifying and retrieving thousands of undeliverable bounced email addresses from multiple different POP3 mail server." Note: The trial version retrieves unlimited bounced mails from 10 POP3 servers but can only display and export 100 e-mail addresses.