A free app for Android, by Brain Vault.

Room Creator Interior Design is a game in which you can design and decorate your room from scratch, with the ability to select its size and shape. Moreover, you can choose its floor pattern, wall color, and even dimensions.

With this app, you can create and design your own room in less than 10 minutes, so you don’t have to worry about spending too much time on this task.

How to Play: 

To place a decor, tap the floor and position the object by holding and dragging your finger on the screen. You may upload your newly decorated room and share it with your friends and family.