・This App build the network system for fastest finger first.
・Guests join this network to access URL, so they need not App.
・You can connect large screen to this network easy. Share game with many guests.
・During the game this App judge who is the fastest and display it.
・You can ring a right/wrong buzzer on this App.
・You can also vote and count on this App.
・Up to three guests can join. If need more, should choose full version.
・For more information https://www.paraman-p.jp/button-appli/quiz-buzzer/