DockDoor 1.39.3 for Mac Free Download
DockDoor is a lightweight macOS utility that brings Windows-style window previews and task switching to your Mac. By simply hovering over an app’s Dock icon, you can instantly preview open windows without switching between applications.

The app also includes an enhanced window switcher that displays live previews while cycling through open windows, making multitasking faster and more efficient. Designed for users who frequently work with multiple apps and windows, DockDoor helps improve workflow while maintaining a clean and familiar macOS experience.
Features of DockDoor for Mac
- Preview open application windows directly from the Dock
- Windows-style task switching with window previews
- Quickly switch between active windows
- Customizable Dock preview size and appearance
- Adjust preview delay and display settings
- Lightweight and optimized for macOS performance
- Simple setup with an intuitive interface
- Improves multitasking and window management
- Open-source application with active development
- Designed specifically for modern macOS versions
Technical Details & System Requirements
- Developer: ejbills
- Version: 1.39.3
- Compatibility: macOS 13.0 or later
- Language: English
Installation Instructions
Open the downloaded image file and drag DockDoor into the Applications folder.
Once installed, launch the application from Launchpad or the Applications folder and customize its settings as needed.