:prose is the world’s most intuitive mobile (AAC) app that let’s you speak using body language instead of visual symbols. Starting with simple finger taps and swipes in the Canvas area, you can speak your own phrases out loud and communicate with others.
https://apps.apple.com/us/app/prose/id945122730
https://www.iaccessibility.com/apps/cognitive-intellectual/index.cgi/product?ID=248