Both of them are ways to connect to the mail server so you can read your emails through an email client.
IMAP is short for Internet Message Access Protocol.
POP3 is short for Post Office Protocol.
With POP3 mail, it will connect and attempt to keep the mail located on the local device (computer or mobile).
Which is better IMAP or pop3?
For most users, IMAP is a better choice than POP. POP is a very old way of receiving mail in an email client. It only lets you download your Inbox on your computer, and not any other folders. When an email is downloaded using POP, it is usually then deleted from Fastmail.
Is Gmail a pop3 or IMAP?
Step 2: Change SMTP & other settings in your email client
|Incoming Mail (IMAP) Server||imap.gmail.com Requires SSL: Yes Port: 993|
|Full Name or Display Name||Your name|
|Account Name, User name, or Email address||Your full email address|
|Password||Your Gmail password|
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Is GoDaddy a POP or IMAP?
Log into your GoDaddy account and open My Products. If your Email Plan says Free, then you have POP-enabled email. If it doesn’t, then you can use IMAP to set up your email. Note: We recommend using IMAP settings for email account set up.