Do you have an iPhone 4 or iPhone 4S? And you want to make screenshots of your home screen, application or anything on your screen? iPhone 4 and 4S allows users to take screenshots without installing applications for making screenshots. Now you can easily take screenshot by clicking two keys at the same time – home key and lock/unlock key. And that is it, by clicking this two keys iPhone will take screenshot of your screen. Taken screenshots can be found at photos folder – camera roll.