SYSessential OST to PST Converter offers its users the facility to safely and effectively convert OST files to PST format. Users can also convert OST files to MSG, EML, PDF, NSF, MBOX, and EMLX. The converter preserves the folder structure and provides safe and effective data transfer during the conversion process. The emails, contacts, calendar, notes, and journals can be converted without disturbing the mail box hierarchy. The tool converts both individual and multiple OST files without disturbing any data from the mail box. The software comes with an automatic review tool allowing users to view the data in a mail box before performing the conversion task. The software has a user-friendly graphical user interface, making its process very easy for everyone. The software acts like a standalone tool and requires no Outlook to perform migrations. It perfectly runs on all versions of Windows.