To move PST files into an iCloud account, you can rely on the CubexSoft PST Converter Tool. This versatile software allows users to convert Outlook PST files into multiple formats, including MBOX, EML, EMLX, MSG, PDF, and cloud-based platforms. It supports the migration of all mailbox items, such as emails, contacts, calendars, tasks, notes, and events. The tool supports both single and multiple PST file conversions, making it suitable for individual users as well as organizations. It works seamlessly with all versions of Windows and Microsoft Outlook, providing a secure and efficient way to import PST data into iCloud.