You can use CubexSoft EML to PDF Converter to easily import EML into PDF format free online. During this conversion, it keeps all data and folder hierarchy with perfect and secured manner. It gives Select File(s) or Select Folder dual options to load the wanted EML files for converting into PDF format. Furthermore, it provides the facility to save the resultant output in the desired path. Also, it provides many advanced options i.e. file naming options, attachment options, filter options, and more. This software is compatible with all Window OS and Mac OS editions. Its trial version allows all users to convert 25 EML files/folder free of cost.