KoalaPhone: touchscreen mobile phone UI for active seniors

摘要: We deal with a problem of designing user interface for touchscreen phones respect to special needs seniors. conducted qualitative study (\(\hbox {n}=5\)) followed by quantitative one {n}=118\)). From the comparison our existing studies we observed an obvious trend in more extensive usage advanced features, which cannot be explained only shift younger seniors older age groups. provided set recommendations and designed new phone support active In {n}=15\)) standard Android UI solution had higher completion rate two four complex tasks 6\(\times \) all while producing 2.4\(\times fewer errors. Our was subjectively perceived comfortable, efficient less