It’s easy to switch many MBOX files to multiple formats at once with DataVare MBOX Converter. This is the best way to convert MBOX files to PST, EML, EMLX, MSG, HTML, PDF, NSF, Gmail, Office 365, etc. It works with all MBOX-based email clients, like Apple Mail, Mozilla Thunderbird, Eudora, Entourage, and many more. It also doesn’t convert any data when MBOX emails are stored in another format. It just keeps the email layout and data. The best way to view MBOX files is without losing any information.