Outlook Express Files to Outlook Files - Version 7.8 How do we convert Outlook Express Files to Outlook Files, without data loss? The unique solution of DBX to PST converter helps with the conversion all the same, whether it is done with single file or a whole batch of them. Convert Outlook Express files to Outlook files Converter with the attachments, formatting and header. Outlook Express to Outlook Converter is the best solution to convert email messages from Outlook 5.0, 5.5 and 6.0 to Outlook 2010, 2007 and 2003. The trial version is available for you to try one. The trial version will get 10 mails of yours converted, for free of cost. To install the software in its fully operable version, you need $69.