Detect Duplicates for Windows Live Mail snappily finds and cleans duplicate emails that have accumulated in Windows Mail or Outlook Express. You can filter results before having Delete Duplicates take action and compare messages across folders and set folder precedence when comparing across mailboxes.

Features:
1. Fast removal of duplicate messages
2. Standard, Light & Special scanning methods
3. Compare full RFC message headers
4. Compare attachments by name and/or content
5. Cross-mailbox scan
6. Scan on Schedule service
7. Filters
8. Flexible comparison criteria
9. Intuitive interface which includes mailboxes-three and mailbox-information panels
10. Comprehensive results overview
11. Logging
12. Sequential mailbox access
13. (Un)Installation package
14. No 3rd party/.NET run-time libraries required.

The license of this software is Free Trial Software, the price is $19.00, you can free download and get a free trial.