Toy Universe is a free simulation game developed by HCLab for Android devices. The game allows you to explore and simulate the universe, including the solar system, planets, and even black holes. You can experiment with different scenarios such as what would happen if there were two Jupiters in the solar system or if the Earth grew ten times bigger.

The game offers a variety of features, including the ability to create and destroy planets, simulate gravity, and experience the effects of collisions between celestial bodies. The graphics are bright and colorful, and the user interface is intuitive and easy to navigate. If you are interested in exploring the mysteries of the universe, Toy Universe is a great way to do it.