Ceaselessly download freebie to do experiment & observe How to Convert OST to PST? It is safe app which exports initial 25 items free of cost per folder. OST to PST Tool provides perfect OST conversion for MS Outlook users. User easily can convert OST data into PST file with ease & restores original formatting of text, RTF and HTML. OST Converter is supportable with all Microsoft windows version like win 7/Win 8.1, Win Vista and others.