KissBalls 2: Bouncy balls game

When the red ball and the blue ball hit each other, the mission is completed.
As always, there are obstacles.
Overcome adversity and hardship and let the two balls meet each other.
The fate of the two balls will depend on your fingertips.

Difficulty levels are divided into easy, medium, hard, hell, stage of the premium.
Challenge higher levels of difficulty and win victory.

* Game description *
1. The movement of the balls depends on the degree of collision and elasticity between the balls.
2. Tapping a blank space on the screen will create a helper ball.
3. Helper balls can be created infinitely.
4. You can acquire new types of helper balls by collecting golden eggs.
5. Each helpers balls have different their specific gravity, weight, and the elasticity. Try using balls according to the properties.
6. Hit the red ball or the blue ball by bouncing the helper balls.
7. Obstacles are not only a cumbersome handicap. Occasionally, using obstacles can make the mission simpler and easier to solve.

* How to play *
1. Think about the proper position to determine the movement of a red ball or blue ball.
2. When you tap on the position you thought, the helper ball is summoned to move the red ball or blue ball.
3. Bounce the helper ball so that the red ball and blue ball move as intended.
4. When a red ball and a blue ball meet each other and kiss, it succeeds.