There are many flashlight apps out there, so why get this one ? - Brightest and most powerful light available - It is simple and well designed - launch it and get light instantly by pressing one button - uses the integrated FlashLight - also uses your full screen as a light source (works on all devices) - it is FREE! - variable brightness level - variable blinking speed Try it. It's simply the best at what it does. Disclaimer: Continued use of the FlashLight on iPhone may dramatically decrease battery life.