Bingo Caller+ adds seasonal and holiday themes for Christmas, St. Patricks Day, Valentines Day, New Years, Halloween, springtime, bowling. Its designed to display called Bingo numbers for a family game night, small gathering, or large group Bingo game. You can mirror the screen to an Apple TV, output to a projector via HDMI, share the app window to a group video app, or just show it on from your device. You can have the app pick random numbers or tap and untap numbers chosen from your Bingo ball picking cage. The app can optionally say the numbers aloud. Controls are simple -- tap bingo balls or tap the random button.