Another tool worth checking out is BookAIWriter, which not only writes your book but also helps you create book covers. The service walks you through your plot, characters and writing style, then uses AI to write full chapters based on your prompt. The cover art generation feature lets you turn your story into a complete book with professional illustrations.
If you're looking for a broader range of AI-generated art, you might want to try starryai. This app turns user prompts into images with a user-friendly interface and lots of options for customization. You can generate up to 25 images per day for free and own the rights to the images for personal and commercial use. With a large library of styles and the ability to reimagine existing images, starryai is a good option for both casual users and pros.
Last, OpenArt offers a variety of AI drawing tools and editing options that let you create images from text prompts. It includes options like boundary-free AI drawing, advanced AI art tools and the ability to train your own model. That makes it a good option for artists who want to experiment and create their own book cover designs.