The best way to import IMAP email into Gmail is through eSoftTools IMAP Backup & Migration software. It gives you effective data transfer without losing any data. It has the ability to migrate IMAP emails to other applications apart from Gmail such as Office365, Outlook.com, Yahoo, Yandex, AOL, ZOHO, Live.com, etc. Also, its interface is hassle-free and customizable for all types of users. It offers a free demo that allows you to save up to 25 items from each folder without paying anything.
