InQuit OST to PST Converter can show the preview of emails & calendars before the conversion. Outlook Installation is not necessary with this tool. Easily convert any size of OST file into Outlook PST file. OST Converter Software Maintain Folder Structures. You can save your OST files into MBOX, EML & MSG Formats. It Support OS- Window 95, NT, 98, ME, XP, Vista, 7, 8, and 8.1,10 (32bit & 64bit).This application Run on any version of MS Windows 2003, 2003 R2, 2008, 2008 R2, 2012, 2012 R2, 2016.Save OST file directly into Office 365& Exchange server which is an additional feature of this tool.This tool easily scans corrupted OST file.