Release your finger at the right time and then choose the right letter and number by description to increase your points.
Features - Use extra features to get more points!
Follow me to get news and updates;
If you find a bug, please send an email or a tweet to me.
Optimized Android & Google Play Games;
Support both phones & tablets.
Support both arm & x86 devices.
Support Google+ recommendation.
Leaderboards & Achievements from Google Play Games.
Cloud Save: Your game progress is being saved online with Google Play. You can sync your game progress between devices, phones & tablets using the same Google Play Account.
Have fun to play B21!