Abstract: One of the most import things that humans have developed through evolution is the ability to communicate through each other by means of language. This is essential for exchanging ideas and expressions. Hearing impaired people uses signs to communicate with others. There is no universal language as every country has its own spoken language so every country has their own dialect of sign language and in India they use Indian Sign Language (ISL).This application will help the person with and without the imparities to communicate with each other. The system consists of two stages. First stage is to capture gestures from real time video. Second stage is to map these gestures into equivalent Indian sign language text output.

Keywords: Gesture Recognition System, Indian Sign Language (ISL), Smart Phone.