Best Tool to Convert MBOX & Thunderbird to PST, MSG, EML, NSF, PDF & TGZ

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I have several MBOX and Thunderbird files that I need to convert into formats like PST, MSG, EML, NSF, PDF, and TGZ for different platforms and backup purposes. Can anyone suggest a reliable and easy-to-use tool that ensures data integrity, preserves attachments, and supports bulk conversion without technical complications or data loss?
 
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This simple and easy-to-use tool called WholeClear Thunderbird Converter can convert your Thunderbird emails into a lot of different file types, like PST, EML, EMLX, MBOX, NSF, PDF, TGZ, HTML, and MHTML. Your Thunderbird emails can be sent to MS Outlook, HCL Notes, Zimbra, Windows Live Mail, and even web computers. You can convert as many texts as you want at the same time. It's possible for the tool to find your Thunderbird info even if you don't know where it is. During the conversion, it keeps the layout of your original folders. You can also get help with the software 24 hours a day, seven days a week. To test it out, you can back up 25 things from each Thunderbird folder for free.
 
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