A free program for Android, by Punkdog Games: Futuristic City Building Sim.

The game is a futuristic space-themed, city-building game where you can create, build, manage and invest in your dream city on a unique planet.

As a player, you will get to create your futuristic space metropolis, in a world full of possibilities. You will get to choose from a wide variety of buildings and others. Design your city as you see fit, as you will get to build and design in a very realistic manner.

Each floor will have its unique design, as well as its unique layout.