Proloquo2go is available online in the App Store for $189.99. Packaged with an iPod or iPhone and other accessories, the total cost is usually between $500 and $600.

Proloquo2Go is an iOS communicating app designed for families and professionals assisting and serving individuals who are nonverbal.

A number of autism apps have been highlighted by Apple on World Autism Awareness Day, an annual event intended to educate people about ...