Simplify the process of combining PST files with the Regain PST Merge Tool. Merge multiple PST files, including folders, in just a few clicks while preserving email metadata. Seamlessly combine unlimited items such as contacts, tasks, and calendars into a single UNICODE PST file. The tool supports merging both UNICODE and ANSI PST files and allows users to save merged data in either a new or existing PST file. With an intuitive interface, real-time progress display, and the option to exclude deleted items, this software is compatible with all MS Outlook versions (32-bit and 64-bit)M

https://www.regainsoftware.com/merge-pst.html