A free app for Android, by Jigsvek Tech.

Edge Lighting- Border calling is a handy tool that will allow you to set a unique look for your mobile screen. This program comes with an easy-to-use user interface and a wide range of settings that can be used to personalize your phone in a different way. You can also set different themes for your incoming calls and messages, and the program will also notify you about the incoming calls and messages.

The program is free to use and can be downloaded on your Android device. The settings can be used to customize the theme and color of the edge lighting.