EdbMails OST to PST Converter EdbMails Free OST to PST Converter software helps to recover corrupted/damaged OST files. This software helps to preview all the deleted data in the mailbox and also you can export those deleted data and saves it into PST file format. EdbMails exports mailbox data like inbox, sent items, calendar, contact, attachment, journal, task etc. It also performs Offline EDB to MSG, HTML, EML. The tool has an ability to migrate office 365 and live exchange server migration. Convert OST to PST Software has filter option like before and after date, From and To address, attachment and Subject.