MBOX is a popular file format that use to store data of various email clients like Gmail, WebMail, Apple Mail, Thunderbird, Entourage, SeaMonkey etc. But user cannot open data into Outlook, Office 365, EML, MSG and other files. So here you can use MailsDaddy MBOX to PST Converter tool to migrate data from MBOX to PST format at once. The free demo edition of the software converts up to 20 emails from each folder.