It includes a simple UI, a quick on and off button, and a widget, and you can even shake ... flashlight app. It works like most. The app engages either your phone screen or the LED flash for light.

It includes a simple UI, a quick on and off button, and a widget, and you can even shake ... flashlight app. It works like most. The app engages either your phone screen or the LED flash for light.

Shake Flashlight makes you jiggle your phone to ... LED flashlights consume little power, so leaving the light on doesn't significantly drain the battery. However, your phone may overheat.