The German Choir Association alone has 13,000 choirs with about 700,000 members. At the German Choir Festival in Nuremberg in May 2025, Johannes Hasselhorn, a professor of music education at the University of Erlangen-Nuremberg, described a change. People are reluctant to commit to coming jede Woche zu einer bestimmten Zeit zur Chorprobe, to choir rehearsal every week at a set time. Traditional club choirs and church choirs struggle with falling membership. New formats such as pub choirs draw large crowds.