Underlying Quality Factors in Spanish Language Apps for People with Disabilities

Using the Mobile App Rating Scale (MARS) base model, this research identifies the underlying quality factors of Apps for People with Disabilities, applying Principal Components Analysis. A group of 257 apps running on various platforms was selected, analyzed and evaluated. The apps are directed to people with intellectual disability, autism, Down syndrome and cerebral palsy. The evaluators were software test specialists. The application of the Principal Components Analysis identified the most relevant quality categories of MARS model, which was grouped into new categories. The overall results show Aesthetics and Functionally as the more critical original quality categories of the analyzed Apps group. Engagement and Information categories have some contradictory characteristics that require commitments.