Most of the users face inconvenience while trying to migrate their mailbox data due to the conflict between the Windows Outlook. So, to resolve this problem KDETools offers the OST to PST Converter software that good converts OST to Outlooks PST format. It can also be used to convert OST to Outlook PST, Live Exchange Server, Zimbra, Gmail, vCard, ICS, OLM, MSG, EML, EMLX, MBOX, PDF, NSF, and etc.