The demo version of Softaken PST Mailbox Converter will convert only 10 items from each Folder. Trial Version of this software is free of cost to check software features and function. If user want to convert unlimited numbers of PST files into EML, MSG, MBOX etc. formats than purchase license version of Softaken PST Mailbox Converter Software.
Try the Demo Version of the software from Softaken Official site: https://www.softaken.com/pst-mailbox-converter