How to Convert OST to PST - Version 4.0 How to Convert OST to PST? OST to PST application recovers highly encrypted password protected OST Files. You can save the recovered items in three structure formats such as PST, EML and MSG that can be access in Microsoft Outlook. This software works as all Microsoft Outlook version such as 2010, 2007, 2003, 2000 and 98 or Microsoft Exchange server versions such as 2010, 2007, 2003, 2000, 5.5 and 5.0 etc. First you will try free demo version without charges, if you fulfilled this software email recovery process then purchase full version of our software just at $99. If you face any problem of this software, you can contact our technical support team, for more information you can visit this link: - http://www.ostpst.com/