Download the Demo Pack of ATS OST to PST Converter Utility that comfortably converts all the mailbox data from the Offline OST file to online PST file. With the help of Demo Pack you can easily convert the first 30 email items from each folder is completely free of cost. The software allows us to convert single/multiple OST files to PST file simultaneously and with all the OST file items including – emails, journals, calendars, contacts, drafts, inbox, outbox, sent-items and many more. You can safely export any large size OST file data without any trouble. This conversion software is compatible with all the Microsoft Outlook versions – 2010/2013/2016/2019/2007 and older versions. It allows us to safely convert OST file into various file formats such as – PST file, EML, HTML, NSF, PDF, MSG, MBOX, EMLX, vCard, vCal file platforms and cloud-based application such as – Office365 & Live Exchange Server without any trouble.