You can also use this Best Free OST to PST Converter software of eSoftTools that can simply migrate Exchange OST items such as emails, contacts, chats, tasks, notes, journals, appointments, etc, to multiple workable file formats. It can easily convert the OST file into some unique file formats like- PST, EML, EMLX, MSG, HTML, etc. And it also offers users to export the OST file database to Office 365 account without getting any trouble.
Read More:- Export OST to PST Files
SysInspire It's a Software company that assists you in recovering emails from an ost file Outlook 2016. With SysInspire OST Converter software, you can convert all ost files to pst files with a few mouse clicks. Users can see the live preview of emails, contacts, calendars, and attachments, and it can recover Outlook OST 2021, 2016, 2013, 2010, 2007, and 2003 data files in both Unicode and ANSI formats. The software offers a basic and user-friendly interface that anyone, non-technical or technical, may use without difficulty. All Outlook users can try out the free demo version.
Read More :- Recover Email from OST File Outlook 2016