If you are looking for the best outlook ost to pst Converter tool that converts ost to pst file formats. The outlook ost file export tool can also offer free demo pack to all users to checks its working performance. Then you can try the ost to pst Converter software which is the able to import ost to pst outlook formats. The ost export tool has no. advanced features that make your migration process too easy and fast from ost to pst outlook format.by using its tool you can conversion Outlook OST to PST and various file formats such that PST, Office 365 account, olm, EML, EMLX, MSG, HTML, MHTML, MBOX, VCF, CSV, ICS, Live, Exchange Server, Zimbra, Gmail, Yahoo, and etc.