If you are looking for a trusted and secure EML to PST converter then, you can also try Shoviv EML converter software which keeps securing your email data file and quickly converts EML files into PST, MSG format. Using this tool, you convert multiple EML files in one go. Apart from the conversion of the EML files, the software also migrates EML files into Office 365 and the Live Exchange server regardless of any size issue. Using the trial version, you can only export the first 50 items per folder. If you were satisfied with the features of the tool then, you can also go with a licensed version of the software. https://www.shoviv.com/eml-converter.html