The icon for the app simply turns your LED flash on or off. That's it. It doesn't change colors or shape when the light is on or off. It's just a simple button that makes light happen in the back of your device.The icon for the app simply turns your LED flash on or off. That's it. It doesn't change colors or shape when the light is on or off. It's just a simple button that makes light happen in the back of your device.The icon for the app simply turns your LED flash on or off. That's it. It doesn't change colors or shape when the light is on or off. It's just a simple button that makes light happen in the back of your device.The icon for the app simply turns your LED flash on or off. That's it. It doesn't change colors or shape when the light is on or off. It's just a simple button that makes light happen in the back of your device.