Are you unable to view DBX files? Did you find DBX files on your computer and cant view emails from these DBX files? In such a situation, you need an email program to view such files. Outlook Express uses DBX files to store emails. To open Outlook Express emails in other email like Apple Mac Mail, convert the DBX files of Outlook Express to MBOX as Apple Mac Mail also use MBOX format. Perhaps if you tried to open the DBX file in Mac Mail, you will see that it fails to recognize the DBX format. You’ll need a intelligent Outlook Express to Mac Mail converter tool which can help you to open DBX files of Outlook Express in Mac Mail. The Software converts Outlook Express DBX files to MBOX format and then you can import mbox files in Apple Mac Mail. Try the trial of the Outlook Express to Mac Mail converter available on the webpage http://www.softspire.com/outlook-express-to-mac-mail.html. In trial mode Outlook Express to Mac Mail converter one can convert first 5 emails of each DBX files to MBOX files.