The blue ball is a ball smaller than you. Eat them and become bigger.
Be careful with the red balls. They are bigger than you. If you get hit, you will be eaten, so be careful.
Yellow balls are the same size as you, so they are safe to hit.
If you keep eating the blue balls, you will be able to eat the big red balls.
The operation is simple.
Move the arrow in the direction you want to go, and release your finger.
If you pull hard enough, the ball will fly out with great force.
If you want to be cautious, give a small pull.
Tap to brake suddenly!