The features and efficiency define the feasibility of the Outlook OST to PST Converter software. Hence the Best Outlook OST to PST Converter tool you can transfer OST to PST. It is the easy way to export Outlook OST files emails properties like- TO, Bcc, Cc, Subject, from and etc. in new MS Outlook PST files. free unlimited ost to pst converter online tool to split large size of MS Outlook PST file after converted in PST files. Along with this software to conversion OST to PST Outlook, office 365, Live Exchange server, Gmail, OLM, NSF, EMLX, vCal, vCard, EML, MSG, HTML, Zimbra, PDF, MBOX, and etc.