Are you looking for the method to view only corrupted OST file mailbox data without paying any cost, then I am suggesting an updated software named as MailsSoftware Free OST Viewer. With the use of this software, you can easily view the inaccessible OST file data along with all emails, attachments and other stuffs.

The Freeware OST file opener software provides an option to browse highly corrupted OST file. It supports any version of MS Exchange server OST file and IMAP Outlook OST file. It scans automatically loaded infected OST file data and generates the preview of inaccessible or orphaned OST file. This is totally free of cost solution to read and open OST file data. The most useful and advanced feature of the software is it is compatible with all Windows OS and MS Outlook and there is no requirements for MS Outlook to view OST file mailbox.

For the more information, please visit the official website of the software: http://www.mailssoftware.org/free-ost-viewer/