OST file is an offline database file of Microsoft Outlook email client on Windows computer. This file automatically created by Outlook application as an offline backup of your emails, contacts, calendars, etc. But this OST file is unable to directly importable in MS Outlook, so it is impossible to migrate Outlook offline database to another account in Outlook or another computer from OST file.
PST file is another Outlook data file format which is the only file that is directly importable in Outlook software. To import emails and other data from OST file into Outlook you need to convert OST to PST format then import the PST file in latest and all older versions of MS Outlook email client. You can use vMail OST to PST Converter to convert OST file to PST file.
This OST Converter Tool exports all Outlook components from OST file to PST without losing any data. This Software is capable to restore data from corrupt and encrypted OST files and supports large size of OST file. You can also use vMail OST file converter to convert OST to other formats like MSG, MBOX, EML, HTML, PDF, RTF, vCard etc and also directly import into Office 365, Exchage Server and Gmail/G Suite account.
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