MailsDaddy Thunderbird to Outlook Converter tool is the most popular and reliable application to export data from Thunderbird to Outlook PST format. It has various other export options like PST, EML, PDF, MSG, HTML, MHTML etc. The application manages internal and external folder structure, meta properties, header, inline images etc. during the whole conversion process. The software supports all Windows and Outlook versions of 32 and 64 bits. The free demo edition of the solution moves up to 20 emails from each folder.