Mbox Splitter Pro is the fastest way to open, browse, and export emails from mbox archive files on your Mac. Whether you're migrating from Gmail Takeout, archiving Thunderbird mailboxes, or processing Apple Mail exports, Mbox Splitter Pro handles files of any size with its streaming parser — even 9GB+ archives. OPEN & BROWSE - Drag and drop .mbox files or use the file picker - Native 3-column layout: file list, email list, and full preview - Supports both Unix mbox and Apple Mail .mbox package formats - Auto-generated sender avatars with initials and colors SEARCH & FILTER - Full-text search across sender, subject, and body - Filter by date range, sender name, and attachments - Sort by date, sender, or subject - Automatic deduplication removes duplicate emails by Message-ID PREVIEW - Rich HTML email rendering with dark mode support - View raw email source for debugging - See attachment names with file-type icons - Copy email text to clipboard in one click EXPORT TO 5 FORMATS - EML: Standard email format for Outlook, Apple Mail, Thunderbird - PDF: Archive-ready documents with styled headers - HTML: Web-ready files with preserved formatting - Plain Text: Clean body-only export - CSV: Spreadsheet with all metadata (date, from, to, subject, attachments) CUSTOMIZABLE FILENAMES - Choose from 4 built-in templates or create your own - Use placeholders: {date}, {sender}, {subject}, {email}, {index} - Automatic sanitization of invalid filename characters BUILT FOR PERFORMANCE - Streaming parser processes files in chunks — no memory spikes - Async processing keeps the UI responsive during large imports - Handles 9GB+ mbox files without breaking a sweat PRIVACY Mbox Splitter Pro runs entirely on your Mac — no data leaves your device. No accounts, no analytics, no tracking. App Sandbox enabled for security. Requires macOS 13.0 (Ventura) or later.
Utilities · iPhone, iPad · $4.99
