POPcon Exchange POP3 Connector connects your Exchange server to your internet mailboxes. POPcon periodically downloads your emails from POP3 and IMAP mailboxes and distributes them to exchange mailboxes. It supports multiple domains and multiple POP3 as well as POP3-SSL, IMAP and IMAP-SSL mailboxes of both single-user and catch-all (multi-drop) type. Best of all: POPcon Exchange POP3 Connector is licensed on a low per-server basis with no additional fees for users or mailboxes.