After trying so many OST Conversion tools I am starting using this third-party eSoftTools OST to PST Converter Software. this is the best and easy tool. A technical or non-technical person can easily handle this tool without any difficulty. It has the GUI (graphical user interface) windows and also has the email filtering option. This software is suitable to export the bulk of folders at a time with the use of the bulk of conversion options. It can easily export OST to PST file format. Know more from the official site of eSoftTools.
Know More- OST Conversion Tool