An efficient way to Export the NSF file database in Outlook PST is this eSoftTools NSF to PST Converter Software. With this unique application, any user can simply Migrate all mailbox items such as- emails, contacts, calendars, tasks, notes, and other items to PST in a very short time. Apart from PST, also it offers some additional file format options like- EML, EMLX, MSG, vCard, CSV, MBOX, and some other file types to save the NSF file database.