Best OST to PST Converter for 2025 In 2025, I strongly suggest BitRecover OST to PST Converter Software. The software is remarkable for its speed in converting OST files to PST format, even for large or corrupted files. It has an interface that is easy to navigate, and it supports batch conversion, thus saving time. Also, the software maintains the original folder structure and data structure during conversion, ensuring that all email, attachments, and calendar events are correctly transferred. With its powerful features and reliability. Know More: - https://appsource.microsoft.com/en-us/product/web-apps/bitrecover.ost-pst?tab=Overview..