Cat Physics is a fun and challenging puzzle game developed by Donut Games. It is available for free on Android devices. The game is set in the backdrop of a cozy midnight alley, and features jazzy background music that adds to the game's charm.

The objective of the game is simple - pass a ball from one cat to another. However, the game is not as easy as it sounds. The cats have to navigate through various obstacles like flip boards, glass windows, trap doors, and more. The game has 250 clever puzzles to solve, each with different solutions, making it highly replayable. The game also features Donut Games' famous 3-star ranking system, achievements to unlock, and a collector's icon.

Cat Physics is free from ads, and the "Original" game mode and 10 levels are included and playable at no cost. A premium upgrade is available as an optional one-time in-app purchase for those who want to unlock all game modes and levels. Overall, Cat Physics is an entertaining and addictive puzzle game that is sure to keep you engaged for hours.