Bingo machine simulator. Randomly remove balls with numbers from 1 to 75 on them. The history of the numbers taken out is also displayed. This app also has a card function, so multiple people can enjoy bingo games with just this app. One person acts as a facilitator and handles the bingo lottery machine. The other person handles the bingo cards as a participant. There is a function to read out the balls that are taken out. Bingo parties, events, and everyone can enjoy it for free.