1. An image creating apparatus comprising: an inputting device for inputting creation data composed of input data and creation condition data; an image creating device for creating a two-dimensional code image based on the inputted creation data; and an informing device for informing of a print size of the created two-dimensional code image, wherein the image creating device creates the two-dimensional code image based on the creation data being inputted, in the process of inputting the creation data by the inputting device, and the informing device informs of the print size of the two-dimensional code image created by the image creating device based on the creation data being inputted.