A free app for Android, by Sylvain Saurel.

The free application “Matrix Effect Live Wallpaper” enables you to customize your Android device with the Matrix Effect. You can choose the symbols, colors, backgrounds, and even set the speed of the particles. You can adjust the length of the code to fit your device. You can even choose the image and the background color and set the speed and the length of the particles.

You can choose the symbols from a large list that includes numbers, letters, and symbols. You can use the symbols and colors to customize your device.