Best Outlook OST Restore File - Version 4.3 Best Outlook OST Restore Tool & Exchange OST to PST Converter software is the best options for those OST users who works with MS exchange sever and when it is not working properly due to some corruption, then you need to convert their entire information from Microsoft Exchange files with the .OST extension into files of the Microsoft Outlook email client. PST files. Outlook OST file restore software supports to run on Outlook 2013, 2010 and all below versions. This OST to PST application manager creates separate folders for all emails, deleted items and for other items such as calendar, journals, notes, contacts, tasks, etc. This best Outlook Restore OST files 2007 software works as all windows versions such as 98, 2000, 2003, XP, Vista, Win 7 and Win 8. Try the trial version of this software, it can convert only first 25 items. After satisfaction you can purchase full version of Best Outlook OST Restore File only just $99.