"Angel's Novel in the World of Demons" is a free Android application developed by Novels World under the category of Education & Reference and subcategory of Books. The novel revolves around the protagonist of the story, Fahd, a leopard who is a devil in the form of a person with power and money. The heroine of the novel is a determined girl named Malika, who wishes to become a doctor after her mother dies due to a doctor's mistake. The novel explores Malika's journey and whether Fahd will change his ways.

The application offers a beautiful and easy-to-use interface with a night mode feature for comfortable reading during the dark. Users can choose from multiple themes and colors according to their preference and adjust font type, size, and color with just one click. The application also includes a section for favorites where users can save their favorite parts of the novel for later reading.