TrustVare OST Duplicate Remover is the best solution for all technical and non-technical users to remove duplicate emails, contacts, notes, calendars, drafts, tasks, and events from Outlook offline OST files without error. This software will preserve all email formats and content like To, from, cc, bcc, subjects, date, time, hyperlinks, font style, etc. while removing duplicate data from OST files. This software can simply perform with multiple OST files and folders to scan and find duplicate data and remove them easily without facing any difficulties. This software can effectively perform with and without Microsoft Outlook to find and delete duplicate OST files. This software will work with Microsoft Outlook 2021, 2019, 2016, 2013, 2010, 2007, 2003, and previous versions of OST files. This software is designed with a simple GUI and user-friendly features to remove duplicate emails from offline OST files to PST format without facing difficulties. This software is compatible with Windows 11, 10, 8.1, 8, 7, XP, and Vista operating systems.