eSoftTools IMAP Backup and Migration Software can take all email backup of the IMAP account that supports you to download all emails backup of IMAP directly to your local drive with different file formats such as OST, EMLX, PST, EML, HTML, MSG, MBOX, MHTML, etc. Export to Download all IMAP mailboxes with complete emails and attachments of file. Backup of IMAP Account Mail folders to a single Outlook PST with actual folder-hierarchy.