Gesture recognition is an upcoming technology which can change entire technology and our work in daily life. Gesture means signs made by human beings which originate from face, hands or any part of the body. These gestures can be captured using scanning or video methods and by processing these gestures in to human signals. Gesture recognition is a technology which is aimed at interpreting human gestures with the help of mathematical algorithms. This type of user interface using gesture has advantages of ease of access and human machine.