iTunes Store Ebook Uploads: Image Size Limitations

Shortly after the I uploaded the epub file in my previous blog post, I received the following email from Apple:

Dear [hidden by AZ – this is a client],

Your book, vendor ID: [hidden by AZ], could not be delivered. The following images are larger than two million pixels and must be resized:

Full ePub:


To calculate the image pixels, multiply the image height by its width. For more information on image specifications, see the FAQ module on iTunes Connect.

Once you have corrected the issue, you can resubmit your book.


The iBookstore team

The screen resolution of the Retina display on the new iPad (aka iPad 3) is 1536 x 2048, or a total of 3,145,728 pixels, which is indeed a hell of a lot larger than two million. I thought I’d be clever and upload a cover that was precisely this size. Not allowed…or so I thought. Continue reading “iTunes Store Ebook Uploads: Image Size Limitations”