Nucleus OST to PST is a OST to PST conversion software designed to convert the unusable OST file to a usable PST file which can be imported and opened using Microsoft Outlook. Software restores all components from ost file including emails, contacts, calendar, tasks, notes and journals. Nucleus OST to PST Recovery tool is widely used by System Administrators, System Maintenance Companies, Forensic Experts. It is easy to use software tool to convert ost to pst without any technical skills. Nucleus OST to PST conversion software supports conversion of OST files created Microsoft Exchange Server 2003, 2000, 5.5, 5.0