Duplicate Finder for Outlook Express

From Yarrowsoft:

Duplicate Finder for Outlook Express helps you find message copies in Outlook Express. A copy in Outlook Express appears when your computer lost connection to mail server or when you simple copy these messages. If you have problems with Internet connection or with mail server your Outlook Express can lose connection when messages transferring. When your computer will receive messages again some messages will be received again. Duplicate Finder for Outlook Express set order in folders by some seconds. With Duplicate Finder for Outlook Express you should not afraid to lose e-mail messages, because utility will move found copies into special folder. This version is the first release on CNET Download.com.