NightLight is a smart application. It is designed to turn your mobile phone into a voice-controlled lamp. It is a free and smart application that is designed to help children to sleep in the dark, and also to help adults to wake up easily. 

The application will automatically turn on the light in the room and will also provide a smooth transition of colors. The color of the screen can be changed to blue, green, white, yellow, red, or a smooth transition of colors. It can be turned off (on a timer) by the user. The timer is also set by the user. It can be turned off early or late. 

The interface is available in 37 languages, including Tamil, Urdu, Farsi, Greek, Romanian, Malay, and Dutch.