MBOX Viewer is a free tool that allows users to open and view MBOX files without needing an email client. It supports various MBOX file formats from different email applications, including Thunderbird, Apple Mail, and Eudora. This tool is useful for users who need to access emails stored in MBOX files without importing them into an email client. With its user-friendly interface, this MBOX Viewer lets you preview email content, including attachments, efficiently. It is a reliable and hassle-free solution for viewing MBOX files.