Try the new free app called Neon LED Keyboard Fonts RGB. You can use it to write text messages, emails, and even social media posts. It has multiple themes that you can change the colors of the keyboard and the background. There are even different themes that you can choose from.

If you want to try it out, you can download it from Google Play.

How to use it?

Step 1: Download and install it on your Android device.

Step 2: Open the application and tap "Enable" Button to enable 'LED Keyboard'.

Step 3: Select "Switch" Button to switch to Neon LED Keyboard.

Step 4: You can now choose a theme and customize it.