If you're looking for a reliable OST to PST converter, MailsDaddy OST to PST Converter is a solid choice. This tool can recover data from corrupted/orphaned/inaccessible OST files and convert them to PST format. It supports batch conversion, selective export, and multiple export options like EML, MSG, and MBOX. The tool is user-friendly, offers a preview feature, and supports all Outlook versions, and Windows OS. A free trial version of this tool is also available that allows upto 20 files conversion per folder