JABtalk

JABtalk is a free open source Android speech communication application designed to help non-verbal children and adults communicate. Speech therapists commonly refer to JABtalk as an easy and effective augmentative and alternative communication (AAC) solution. Source: https://jabstone.com/

people with disabilities to communicate showers difficulties and this application allows them to develop this ability and make life easier, it is great to open the world to those who need it and this application does that and much more.