Are there any free online services for converting EMLX files to TGZ format?

There are not many reliable free online services for converting EMLX files to TGZ format because free tools are not safe .it has risks in converting the EMLX files to TGZ. so you can use a FixVare EMLX converter software. It Keeps the consistency of conversion accurate, uniform, and error-free. It Converts only selective EMLX files to give control over conversion results. It is capable of migrating multiple EMLX files at once. It is an interactive application to export from Apple Mail to Zimbra without much effort.

For other conversion options, try MailsDaddy EML Converter tool and export EML files to PST, EMLX, HTML, MHTML, and RTF file formats. The application supports all EML-based email clients like Windows Live Mail, Outlook Express, Thunderbird etc. .The free demo edition of the solution exports up to 20 emails from each folder.

True, there are many services that helps you to convert EMLX files to TGZ file format, but something reliable and trusted would help you a lot. BitRecover EML Convert is one of the best solution to convert EML/EMLX files to TGZ format easily. it keep your file secure and away from any possible errors. 

Yes there are many ways available to convert EMLX files to TGZ format but I suggest you use the Softaken EMLX Conversion Suite. This tool lets users easily convert Apple Mail EMLX files into Zimbra TGZ format in just a few minutes. It saves time by converting a large number of EMLX files into TGZ format. It quickly converts all email properties such as sender and receiver addresses, subject and other details while maintaining their structure. It is a user-friendly tool for those who don’t have technical skills. Additionally there is no need to install external utility to operate this tool. You can try this on all major Windows systems.