Welcome to the KOSIS statistics app. Has my city grown or shrunk in recent years? How high is the proportion of single people in my district? How many people with a migrant background live here? In order to make small-scale statistical data accessible to anyone interested anywhere and at any time, the municipal statistics association “KOSIS” launched the KOSIS statistics app. In this way, small-scale data from over 20 cities can be accessed – anywhere and at any time. After starting the app,