Currently I have requirement to move data from OST to Outlook PST format. welcome to any suggestion this.
 

Get DBX to PST Converter is a professional utility for the migration of Outlook Express DBX Files into usable and importable Outlook PST files. It can safely export all the valuable emails with attachments.It is designed to find and show the location of default identity of Outlook Express. It also allows users to choose the Identity.It also also convert DBX to Outlook PST enables user to batch convert DBX to PST/RTF/EML/MSG/Thunderbird, offering a versatile setup to access Outlook Express emails.

For Free demo version, you can visit:  http://www.mannatsoftware.com/stellar-dbx-to-pst-converter.html