KDP Print File Tools (Avoid Rejection Errors)

Get exact cover dimensions, spine width, and margin requirements for KDP and IngramSpark.

Most Common Issues

Start with the exact measurement you need before uploading your print file.

Get the exact KDP cover width and height, including spine and bleed.

Calculate spine width from final page count and paper type.

Check top, bottom, outside, and inside gutter margins for KDP books.