Just LED is a free LED display simulator for Android developed by coolbeans. This app allows users to customize text, dot size, and choose from different effects and speeds to display the text. With Just LED Display, users can keep track of their show history and add their favorite displays.

The app offers a simple and intuitive interface that makes it easy to use. Users can input their desired text and customize the display settings to their preference. The app offers a range of effects and speeds, allowing users to create unique displays.

Overall, Just LED is a useful utility tool for those looking to simulate an LED display on their Android device. The app is free and easy to use, making it a great option for anyone looking to customize their device display.