Evaluation of a mobile AAC application for Filipino language

This paper discusses the testing of TumpAAC, an AAC word suggestion tool for mobile devices, targeted primarily at Filipino patients. The main objectives of the test is to gauge the application´s usability and potential as an AAC tool. The testing procedure is outlined, and results are discussed in full. Ten speech pathologists were tapped for testing, as they are the domain experts when it comes to speech and language therapy. Initial testing shows that TumpAAC fulfills the goals of an AAC tool and is reported to be a better fit for Filipino patients than other AAC tools of its kind. It has scored 76 in the SUS scale, meaning its usability is above average. Possible target demographic and feature recommendations for the next version are also specified. Overall results show that the app shows promise in terms of research in AAC technology and has sparked the interest of local speech pathologists.