MailsDaddy Free MBOX Viewer is a great tool to load and view single as well as multiple MBOX files. MBOX File Viewer generates a full preview with the selected MBOX file and its attachments. You can search and view specific mail criteria such as To, From, Subject, Cc, and Bcc. It supports viewing the content of MBOX file of Apple Mail, Sea Monkey, Entourage Mail and Eudora etc. This application is compatible with all Windows versions like Windows 10, 8, 7, XP and Vista.