The best way to convert Outlook OST file to PST format is EmailsGuru OST to PST Converter. It allow users to convert OST file to PST saving emails, contacts, calendars, notes and all other items. It is designed or developed in such a way that any novice or professional users can effortlessly convert OST file to PST file format with or without Outlook and Exchnage Server. It is an easy and quick way to convert corrupted, damaged, orphaned or any size of OST file without any data loss. Moreover, using this tool, users can easily access, open or import OST file to Outlook 2019, 2016, 2013 and all below versions. A free trial version of this tool also available for new users.