Free OST to PST Reader - Version 3.7 Free OST to PST Reader Tool: OST stands for Offline Exchange Storage data (.OST), if user work on offline then OST data is very important because email store in OST file which is not open in Outlook but Open OST File tool get permission to open corrupt OST in Outlook so it is helpful tool for email client and Outlook user. Now nobody face problem with how to open OST file in Outlook. Professionally design this software for Email Client or Outlook User to open OST file in Outlook. This software successfully runs on all windows version such as 95/98/ME/NT/2000/XP/Vista and Windows 7. Demo version of this software download form website to rest the process of this software but preview only. You want save this data for further use then purchase online full version of this software only $99. Download this software visit-: http://www.ostintopst.com/