MacSonik PST Viewer Pro is a powerful and user-friendly solution designed to open, view, and manage PST files on Mac and Windows without requiring Microsoft Outlook. It allows users to access orphaned, large, or corrupted PST files effortlessly while maintaining the original folder structure and data integrity. The software enables seamless preview of emails, attachments, contacts, calendars, and other mailbox items in a well-organized format. Additionally, it supports conversion of PST files into multiple formats such as PDF, MSG, EML, MBOX, HTML, and more, making data accessible across various platforms. With advanced features like selective data viewing using date filters, duplicate removal, and splitting large PST files, it ensures efficient data management. Its intuitive interface makes it suitable for both technical and non-technical users, while compatibility with all macOS versions ensures smooth performance across devices. A free trial version is also available to explore its features before purchase.