One of the most reliable applications available that converts the OST data files to PST for Outlook in all versions is the Mailvita OST to PST converter for Mac Software. Users will get Outlook OST to PST conversion is quite simple given its various advanced features. This application's simple and easy-to-use design attracts users of various degrees of experience. It can convert one or more Exchange OST files to PST free from any issues. From OST files with emails, calendars, notes, contacts, tasks, journals, and more, the Outlook OST to PST converter lets you translate all of the data into Outlook PST style. It supports all Microsoft Outlook, including 2021, 2019, 2016, 2013, 2010, 2007, 2003, and so on. The OST to PST Conversion approach maintains email properties and full data structure. Convenience also comes from a free demo pack available to every user, which lets users copy the first few files for free from OST to PST and test them. Installed on Windows OS, this OST to PST converter enables working with Mac 15, 14, 13, 12, 11, 10, 10.1, 10.2, 10.3, 10.4. operating systems.