OSTto PST Converter is the most precise, accurate, and efficient tool for converting OST files to PST file formats. It converts single or multiple OST files into PST and other formats such as EML, CSV, HTML, MHTML, EMLX, MBOX, MSG file formats. The tool also allows the bulk migration of OST files into Gmail, Office 365, Hotmail, IMAP, Thunderbird, Yahoo Mail, and other email clients. A number of advanced features are embedded in this tool, making the conversion process smooth and 100% reliable. Both professionals and nonprofessionals can utilize this tool due to its highly interactive interface. It allows the users to remove duplicate emails from selected files and folders. The free trial version of the tool is available to evaluate its advanced functionalities.