An image forming apparatus includes: a print job acquisitor that acquires a print job; a hardware processor that calculates, before starting printing based on the print job, a distance in a paper conveying direction in which the printing is continuously executed, and in a case where the distance is equal to or greater than a predetermined distance, allows a user to select at least one image as a print image out of a first image generated on the basis of the print job and a second image different from the first image; and a printing part that prints the print image selected by the user on paper.