Are you looking for the hassle-free and instant OST to PST conversion process then EmailsGuru OST to PST Converter is the best option available online you can try it for free. It is dedicated tool to convert or save OST data file to Outlook PST format including emails, contacts, calendars, tasks, journals, etc. This tool has capability to convert highly corrupted, damaged or orphaned OST files. The software kept intact all data integrity and folder hierarchy throughout the conversion process. It is an independent tool thus no need of Outlook installation or any other applications.
For more info- EmailsGuru OST to PST Converter
For more info- EmailsGuru OST to PST Converter