DataVare OST to PST Converter is a professional and expert utility designed for safe and smooth conversion of the OST file to PST. The software is designed for effortless OST to PST conversion while ensuring all data, such as emails, contacts, calendars, notes, journals, and attachments, is preserved. The utility maintains original formatting and folder hierarchy during the process. The software supports all types of OST files, whether they are healthy, inaccessible, damaged, or orphan. Its simple and easy-to-use interface is beneficial for everyone, whether they are technical or non-technical users. Also, the utility provides a complete preview of the uploaded OST file before starting the process. No Outlook or any external application installation is required to use this software. The utility resulted in all PST files are easily open in all versions of MS Outlook 2021, 2091, 2016, 2013, 2010, and older ones. Additionally, the tool runs efficiently in all versions of Windows OS.