Sign Nation App is a joint initiative by Yes Foundation, Centum Foundation & Noida Deaf Society, The objective here is to create an Indian Sign Language App for the hearing and the deaf community under the YES! I am the CHANGE Grant & Accelerator 2018, an initiative from YES Foundation working in various areas of social development with a vision to contribute towards building an empowered and equitable India. Centum Foundation is engaged in the activities of undertaking and executing projects of