A free program for Android, by Block Clever Dragon.

Explore a vast, open 3D world full of dangers, resources, and creative opportunities. In this game, the goal is to build a strong, durable, and well-designed fortress to withstand attacks from various enemies. You’ll also need to manage your resources and build tools to help you in your quest. 

Gameplay

The game starts with you building a house in a generated infinity world. In this world, you can build a variety of houses and buildings, including a farmhouse, a villa, a cottage, and a castle.

You’ll need to gather and build various materials to create the blocks that will form the walls and floors of your house.