OST File Viewer - Version 18.0 Outstanding OST File Viewer has a capability to view, read or open even large-sized OST file without any hassle. The OST File Viewer tool is embedded with many advanced features which let the user open OST file in the absence of Exchange Server and MS Outlook platform. The OST File Viewer is design to view healthy as well as corrupted OST file and its data items such as emails, attachments, tasks, contacts, journals, notes, calendars, appointments, lists, etc. just in a short span of time. Using its easy interface, any non-technical or a novice user can easily navigate from one interface to another any trouble. The OST File Viewer supports all the MS Windows versions such as Win 10, Win8.1, Win8, Win7, WinVista, WinXP, and all the earlier versions. Besides MS Windows, the best OST viewer has a wide compatibility with all the MS Outlook versions including Outlook 2016. The OST File Viewer supports ANSI and UNICODE character to view or open OST file. The tool also provides an option to export or save data to TEXT or HTML file format successfully. To evaluate the free OST Viewer tool to view or open OST file, one can download it from: http://www.data-recovery-solutions.com/ost-viewer.php