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...It also handles common email needs like organizing with folders, setting flags, and filtering messages, while respecting platform norms for notifications, background fetch, and data usage. By maintaining a connection to the desktop Thunderbird project’s ethos, the iOS client places emphasis on transparency, extensibility, and user control.
Fully functional macOS app that solves the Apple Mail preview problem
✅ What Your App Does
● Keeps emails unread in preview - Continuously protects emails from being auto-marked as read when selected
● Respects your manual actions - Honors toolbar clicks and keyboard shortcuts (shift-cmd-U)
● Allows reading when intended - Marks emails as read when you double-click to open in a new window
● Runs in background - Menu bar icon with enable/disable toggle
● Auto-launches - Starts automatically with Apple Mail
📦 Professional Distribution
● Clean installers - Both DMG and PKG with proper versioning (1.5.3)
● Visible app icon - Professional appearance in Applications folder
● Works across macOS versions - Compatible with Sonoma (14), Sequoia (15), and Tahoe (26)
🎯 Final Features
✓ Background operation with menu bar control
✓ Auto-start with Apple Mail ✓ Continuous preview protection ✓ Respects toolbar "Mark as Read/Unread" ✓ Respects shift-command-U keyboard shortcut ✓ Proper window detection for double-clicked emails ✓ Bui