POP3 vs IMAP e-mail protocols
Overview POP3 and IMAP are two separate protocols to access e-mail stored on the server. POP3 originated first in 1996 and IMAP in 2003. POP3 is designed for devices that have limited Internet connectivity and limited storage available on the mail server. POP3 is suitable for a dial-up connection or situations in which limited storage is available…