BINGOマシーン 改 is a free Android application developed by 21.me in the category of Utilities & Tools. This application generates random numbers for Bingo games and allows users to view previously generated numbers in a list. Users can also set the starting and ending numbers between 1 and 100 according to their requirements.

The app is lightweight and easy to use. It has a simple interface that displays the generated numbers and the list of previously generated numbers. The app does not require any special permissions to run and does not show any ads. Overall, BINGOマシーン 改 is a useful tool for Bingo enthusiasts who want to generate random numbers for their games without any hassle.