Vipin PG 
London based company Triggertrap has launched a new iOS camera app called Triggertrap Selfie which will let you to take selfie by screaming at your phone. It will trigger upon sound. Simply point your phone at yourself and make a loud sound and the app will automatically take a snap of yourself.
At first when you prepare to take a selfie, the app will show your live picture in pixel format.
After that make a loud sound by screaming at your phone, the phone will take a selfie of yours and the clear picture can be seen on the screen.
The app also having face detection algorithm to detect whether your face is in the frame or not. After that you can share your selfie directly to twitter from the app itself. The application will be available for IOS users, which can be downloaded from apple store.
