TO recover damaged Outlook OST file and import OST to Gmail account directly by using OST to Gmail converter which has a great solution tool as this seems to be a quick software for me when. OST to Gmail account by exporting all your emails, calendars, journal, tasks, etc. This tool to migrate OST to Gmail account, Outlook PST files, OLm, Office 365, vCard, vCal, Gmail, live Exchange sever, zimbra, MBOX, EML, EMLX, NSF, HTML, PDF, OLM, and etc.