To export/extract offline OST Files into PST format? Then I will recommend you can also try ZOOK OST to PST Converter to export/extract offline OST data into PST format. The tool enables user to access orphaned, IMAP, cached, crashed OST file into PST format which allows user to open OST file in Outlook. It has numerous advance features which enables user to perform the conversion from offline storage OST files into PST format in couple of clicks. The tool can easily support all the latest versions of Microsoft Outlook i.e. Outlook 2016, 2013, 2010, 2007, 2003, etc.Users can also test and check the capability of the utility which offers to convert 25 items from each folder of OST files into PST format without losing any data.