To convert EML to Office 365 format in bulk at once? Then I would like to suggest the EML to Office 365 Converter that is supportable on all both the Windows OS editions and Mac OS editions. It helps to maintain the official data with the perfect secured format and enhance the migration skills by using its free trial version. It also provides the preview functionality before migrating them and Save Log Report for the future analysis. All users can easily load the EML files by utilizing its dual options like Select File(s)/Folder(s) options. The demo version permits to transfer first 25 EML file per folder for free. Need to export thousands of EML files for an urgent presentation, you can also purchase its licensed edition.