Click "tutorial" to learn how to play. A few more things to know: When you get a digit wrong, a buzzer sound will play and you will have to wait about 2 seconds before entering your next digit. If you get a digit wrong three times, it's game over. Even in unlimited mode, the max is 1000 decimal places. If you get there, The game will say you won in both modes. The number on the bottom is how many decimal places you have typed. TRAINING MODE: Same as regular mode but you can't lose hearts or get a game over. You can press space to see the next 5 digits. Press c to make a checkpoint. Arrow keys to move the checkpoint. Press g to go to the checkpoint. This way, you can start typing anywhere in pi, without typing the previous digits, or you can practice a string of digits over and over.
All by me except the buzzer sound which I got from opengameart.org.