Remove Duplicate Messages for Outlook VS Remove Duplicate Tasks for Outlook

Kernel for Outlook Duplicates - Kernel for Outlook Duplicates software to detect and remove duplicate email items form Outlook mailboxes.

Stellar Phoenix Outlook Duplicate Remover - Easily remove duplicate email messages, contacts, attachments from outlook using Stellar Phoenix...

Automatic Outlook Duplicate Remover - Automatic Outlook Duplicate Remover - the powerful tool to remove Outlook duplicates.

Find Duplicate Messages for Outlook - Finds duplicate Outlook emails and tags them with category and/or flag.

Deduper for Outlook - Outlook duplicate remover does exactly as the name suggests, it searches and removes all duplicates (appointments, contacts, notes, tasks or emails).

ReliefJet Essentials for Outlook - A large set of useful and easy-to-use tools for every Microsoft Outlook user: Import, export and convert using EML,MSG,TXT and PST formats; remove duplicate items, process attachments and extract addresses; get reports and statistics and even more...