Free OST to PST - Version 3.6 To free OST to PST, user can get best OST to PST freeware converter aaplication system and download demo version. The software saves Outlook OST files from damaged MS Exchange server first it refurbish impure OST file then after it transforms into PST. If the client has required of OST to PST Freeware device then they can buy it. Free OST PST software is required when MS Exchange server is injured by virus attack, application failing, instantly program turn down or any other cause and all return OST information harm. OST to PST Free application access this harm Return OST information and it store in Outlook. This software supports all Windows OS Version (Win98, Win2000, Win2003, XP, Win7, and Vista etc), MS Outlook (2010 to 97). Download this software by clicking on the download button and install on your PC and watch the preview of working of Free OST to PST conversion tool. If you are satisfied by demo version, buy full working software for $99 only. You can use our Batch OST to PST Converter software for multiple OST file conversion into PST, MSG and EML file format. Go with