Short description of Deduper for Outlook 1.5.1: Topalt Deduper is simple and easy to use tool for removing duplicated items in Microsoft Outlook. It can detect and remove (delete or move to another folder) duplicated appointments, contacts, e-mails, journals, notes and tasks. Search criteria is customizable (you can select the fields that should be compared to detect the duplicate) to fit every situation. Start searching for duplicates with just one mouse click.