One of the most prominent software to compress large Outlook PST files
Import EML/EMLX files into Hotmail account on Mac OS
Easy utility to migrate from Windows Live Mail to Thunderbird in batch mode
Convert EML files into Outlook MSG on Mac with emails and attachments
Use dux Best EDB to PST Converter and convert your EDB file into PST format
Windstream Backup tool to backup of data from Windstream application
PDF Manager Tool for Adobe PDF File Document Management
OST to PST Converter Tool to efficiently Convert Outlook OST files to PST files
Maildir Converter to export Maildir files to PST, PDF, Office 365
Transmigrate multiple EML files into Outlook PST on Mac OS