Use softknoll OST to PST Converter Software and migrate OST files to PST format. The application allows users to open OST files in Outlook 2003, 2007, 2010, 2016, 2019, etc. It smartly Migrates bulk OST files into PST file format. The program assures secure Migration of OST emails into PST files with attachments.The utility works on all Windows versions. The software gives users flexibility to transfer data of any outlook version. Download the tool’s free trial version and see how it can help you export the first few data items in each folder.