300,000 is an arcade style mobile game where the player competes against their own highscore
Test your reactions by matching quickly changing colours. 300,000 comes with three levels of difficulty, but you earn more points for playing on the higher difficulty levels.
There are over 30 different colour schemes to choose from, so make sure you select one that you find has easy to distinguish colours. The game has a help screen if you are looking for tips about how to play.
Good luck and have fun!