"This is a list of Social Skills and Non Verbal Communication by Body Language Apps compatible with iPhone, iPod Touch and iPad. Two of the three core symptoms for an autism spectrum disorder are communication deficit and social impairment."
Autism Spectrum Directory provides a link, description and cost for each app.
> Face Cards C (free)
> Micro-Expression Trainer
> emotion x
> Autism Xpress (free)
> ExpertVideo: Body Language Decoded
> Express Voice Culture
> Body Language by VK
> iGuides - Basics of Reading Body Language
Via Kathleen McClaskey