The Light Meter app is a handy utility that allows you to measure the brightness of the environment. This is done using a light sensor, which is integrated into the device. The sensor is designed to work in a wide range of lighting conditions and is able to measure the brightness of the environment in both an absolute and relative way. This means that you can use the app to measure the brightness of the environment in your home, your workplace, or any other place. The app is very easy to use and allows you to make a quick and accurate measurement. It is a useful tool for a number of different purposes.