If you cant find the perfect software for Open files in Outlook, then I only recommend you eSoftTools MBOX Converter Software. This software helps you to maintain email properties like - To, Cc, Bcc, subject, and date stamping after conversion or importing your EML files. There is no need to install any other application for that because this software provides you the direct option to Outlook. Download the application now and try its free demo version and save 25 MBOX email files in a free demo version.