This Android app  is the best horror coloring book that is full of interesting and amazing pictures. There are many kinds of scary themes, including ghosts, vampires, and zombies. There are other themes, such as, Halloween, Dracula, Zombie, Penny Wise, and so on. It is a true horror and stress relief game that has many ideas for drawing a simple picture with different colors and themes. There is no need to memorize the patterns of the images, so you can draw with ease and without having to do any practice.