MailsDaddy Thunderbird to Outlook Converter is a tool designed to help users migrate their emails from Thunderbird (which stores emails in MBOX format) to Microsoft Outlook. The application easily loads Thunderbird emails using browse and autoload features. After that, the tool is used to convert the Thunderbird file to PST format in bulk, selective and filter form. The software allows users to retain the folder structure and choose specific conversion settings. After the conversion is complete, the PST file can be imported into Outlook via its Import/Export feature.