11. TouchChat AAC with WordPower
Price: $149.99
We are continuing our list of top 13 best, most expensive apps for iPhone in 2017 with an amazing app with a very noble purpose, as it is designed for people with Down Syndrome, apraxia, Autism, ALS, and other conditions that can affect people’s ability to use natural speech. For now, it is available in two versions; English and Spanish.