Notification Taskbar is an Android app developed by TwoheadedFetus that allows you to display shortcuts to your favorite apps in the notification area. With up to 24 apps at once, you can customize the layout with 4, 5, or 6 shortcuts in a row. The app also offers custom colors and the option to start automatically on your device's startup.

To use Notification Taskbar, simply check the switch at the top of the app and it will appear upon exiting. It won't show up whenever the app is opened. However, the appearance can vary from device to device.

Overall, Notification Taskbar is a useful tool for those who want quick and easy access to their most-used apps. It's free to use and available in the Business & Productivity category on the Google Play Store.