No specific info about version 2.1. Please visit the main page of MSG 2 PST on Software Informer.
It is a program that converts Outlook OST files to PST.
Perform conversion of EML file to various file formats.
This program will safely convert different mailboxes to individual PST files.
Kernel for OLM to PST Converter is an easy-to-use email migration tool.
Converts offline and online EDB files into Outlook PST files.
Convert MSG to PDF Online and other file formats.