MailsDaddy MBOX to PST converter is an affordable tool that converts MBOX files from email clients such as Mozilla Thunderbird, Apple Mail, Eudora Mail, SeaMonkey, Opera Mail, and Entourage to various formats including PST, EML, EMLX, MSG, RTF, HTML, and MHTML. It preserves all data including folders, sub-folders, images, formatting, and attachments during the conversion process.