BubbleDiff is an interesting puzzle game that test your discernment. Its goal is to find the 5 differences between the two boards which are filled with colorful bubbles in given time. After the game starts up, you will see that the game field includes two boards which are filled with some colorful bubbles. The layout of the bubbles in the two boards are almost identical except 5 differences. Your mission is to find all the 5 differences in given time. You can click on the differences in either boards, if it's right, then your score will be improved, otherwise, the time will be decreased. If all the 5 differences are found, then you will advance to next round. If time is used up, then the game will over.