Kernel for MBOX to PST not only facilitates the Thunderbird MBOX to PST migration but also supports the versatile MBOX email clients such as Opera, PowerMail, Sylpheed, Mulberry, Claws Mail, Evolution, SeaMonkey, etc. The software is devised with ultra-modern algorithms that initiates the migration of multiple MBOX files or folders to Outlook PST file. It supports the most recent version of MS Outlook, i.e. MS Outlook 2016 and MS Outlook 2013.