Drop Dots is a free iPhone application developed by LITTLEN STAR Inc. under the Lifestyle category. This unique program allows users to enjoy sound by interacting with physics-based dots.

The gameplay is simple and intuitive. Players can tap on the color tab at the top of the screen to drop dots and create mesmerizing sounds. The object creation menu is conveniently located at the top-right of the screen, providing easy access to various options.

One of the standout features of Drop Dots is the ability to customize the experience. Users can unlock functions such as adjusting the dots release interval, enabling collision of dots (none, same color, or all), and choosing the gravity direction (vertical, horizontal, or device).

Overall, Drop Dots offers a unique and enjoyable way to create and experience sound through physics-based dots. Thanks to the integration of cocos2d-x and box2d, the app delivers a smooth and immersive experience.