BitRecover OST to PST Converter is a reliable tool to convert inaccessible, orphaned, or damaged Outlook OST files into PST format without losing data. It allows users to recover emails, contacts, calendars, tasks, and attachments with complete folder hierarchy. The tool supports batch OST conversion and provides a preview of mailbox content before saving. It works with encrypted and large-sized OST files and supports all Microsoft Outlook versions including 2021, 2019, and earlier. You don’t need Outlook installed to run this tool. The software also offers multiple saving options like PST, EML, MSG, MBOX, and more. Its simple interface is ideal for both personal and professional users, making OST recovery and migration effortless and accurate.