The TrustVare OST Duplicate Remover is an error-free solution to remove multiple duplicate emails, contacts, notes, calendars, drafts, tasks, and events from offline OST files in Outlook without error. While removing duplicate data from OST files, this program will preserve all email forms and contents like To, From, cc, bcc, subjects, date, time, hyperlinks, font style, etc. Without any trouble, this program can run with several OST files and folders to scan and identify duplicate data and erase it. This program finds and removes duplicate OST files both with and without Microsoft Outlook with efficiency. Working with Microsoft Outlook 2021, 2019, 2016, 2013, 2010, 2007, 2003, and past iterations of OST files, this tool has a simple GUI, and user-friendly features in this program help you remove duplicate emails from offline OST files to PST format without trouble. Windows 11, 10, 8.1, 8, 7, XP, and Vista operating systems are among the supported ones for this program.