21 Button
Tap the 21 button and have a good laugh with your friends. Our app 21 Button is aimed to provide you with a simple app to pass the time, make you laugh, and play the hilarious "21" sound that we all love. This app is great at annoying your friends or interrupting class and making others laugh. This simple game has lots to offer for anyone looking for a great finger workout with some sound effects.
Thanks for your support, it means a lot to us here at Ultros. We really appreciate all app downloads and ratings. We encourage you to try our apps, and we hope you enjoy playing them as much as we do making them.