A free app for Android, by White Butterfly.
If you are a person who always leaves the brightness of their mobile screen at the factory setting, you have to know that it is not the only setting you have to make. The screen brightness of your mobile phone can be adjusted according to the brightness of the surrounding environment, and you can change it to a greater level if you are in a bright place or a smaller one if you are in a dark environment.
You can download and install this application on your Android device for free.
