The application is characterized by many features, including the interface, which is one of the simplest for interfaces with consistent colors, icons and shapes comfortable for the eye It also features a feature to save pages and a feature of Fyodor Dostoyevsky's sayings and wisdom, renewed automatically This novel is considered one of the best written by Fyodor Dostoyevsky, as this novel gained wide fame in the world, at first it was not published as a novel, but was published in the Russian Literary Review in 1866, and the novel includes an important issue, which is good and Evil, reward and punishment, and it is considered one of the stories in which the writer most expressed himself, so I succeeded in reaching people.