The SYSessential OST to PST Converter will help you quickly and effectively migrate your data from the OST file format to PST. You can also choose other output options like EML, EMLX, MSG, PDF and NSF format. The software was maintained during the migration process. It keeps the folder structure & handles even corrupted or inaccessible OST files easily. Your entire mailbox data will be converted to PST files without altering its existing hierarchy. You have a preview option to look at your data before converting it. It facilitates batch conversion to save your time in case of multiple files. It is very easy to use since the interface is user-friendly. It does not require any installation of Outlook on your PC because it is an independent tool. It works with all Windows operating system versions.