Publishing preparation

PaperJacket prepares your book for real-world printing and publishing.

Publication Setup

Configure the physical specification of your publication — trim, dimensions, cover type, bleed and margins — and PaperJacket keeps your design within it.

  • Trim size
  • Page dimensions
  • Cover type
  • Bleed
  • Margins

Image Readiness

Every image is checked against your print specification so pages arrive at print with the resolution they need.

  • Resolution
  • DPI
  • Image sizing

Cover Readiness

Front, back and spine — with safe areas respected for each element of your cover.

  • Front
  • Back
  • Spine (where applicable)
  • Safe areas

Publishing Checks

A structured preflight surfaces missing information, layout problems, image issues and relevant rights or disclosure items before you export.

  • Missing information
  • Layout issues
  • Image issues
  • Relevant rights and disclosure checks

KDP Preparation

PaperJacket helps you prepare publication files suitable for your selected Amazon KDP configuration — formatting and technical checks included.

  • Formatting checks
  • Technical checks
  • Your selected KDP configuration

PaperJacket is an independent publishing preparation tool. It is not Amazon and is not affiliated with Amazon. Preparation helps you get files right — it does not guarantee acceptance by any platform.