The most reputed OST file converter is OST to PST Converter. For recovery Outlook OST file and export OST to PST with all attachments. It can convert OST file into many different file formats such as PST, office 365 account, pst, vCard, vCal, Gmail, live Exchange sever, office 365, zimbra, MBOX, EML, EMLX, NSF, HTML, PDF, OLM, and etc.
