Kernel for MBOX to PST tool supports 20 different email programs (including Entourage, Opera, Eudora, AppleMail, Postbox, PocoMail, Thunderbird, Netscape, Spicebird, PowerMail, Claws Mail, Evolution, SeaMonkey, Sylpheed, Mulberry, GyazMail, Sparrow, Gnu, WebMail and The Bat!) to provide smooth and efficient data migrations using a single utility. This utility also facilitates the option to migrate MBOX files cloud-based Office 365 mailbox.