MailsDaddy Thunderbird to Outlook Converter is a tool designed to migrate emails and attachments from Thunderbird to Microsoft Outlook. It converts Thunderbird’s MBOX files into Outlook’s PST format, preserving folder structure and data integrity. The software supports batch conversion and doesn’t require Outlook installation. Users can preview emails before conversion. It’s compatible with all Outlook and Windows versions and features an easy-to-use interface. A free trial is available with limited functionality, while the full version requires a purchase. The tool simplifies the migration process for those switching from Thunderbird to Outlook.