TrustVare PST Duplicate Remover 2.0 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program is included in System Utilities. The actual developer of the software is TrustVare. We recommend checking the downloaded files with any free antivirus.
From the developer:
Utilize the TrustVare PST Duplicate Remover Software to remove PST file duplicates without installing MS Outlook. Easily and rapidly remove duplicate objects from PST files (emails, contacts, notes, journals, calendars, tasks, notes, etc.) without using Microsoft Outlook or any other software. The application's user-friendly UI makes it easy for all users. The processes in this application are independent, so users simply need to follow them.
You may want to check out more software, such as Duplicate Remover or Outlook Duplicate Remover, which might be similar to TrustVare PST Duplicate Remover.
File Managers
File Managers