Free tools

Quick, free calculators for the numbers every book needs. No sign up, nothing to download.

• Book printing cost calculator

  See Amazon KDP's printing cost for author copies, and compare any printing quotes side by side with shipping included.

• Book launch timeline planner

  Pick your launch day and count back to every step: editing, layout, cover, files, proof, printing and books in hand.

• Book spine width calculator

  Enter your page count and paper to get your spine width and the full size of your softcover cover file.

• Book page size and bleed calculator

  Your page size with bleed, the safe area, margins and the pixel size for full-page art, for any trim size.

• Image print size and DPI checker

  Enter an image's pixel size to see how large it prints sharply, and whether it can fill a full page.

• Word count to page count calculator

  Estimate how many pages your book will be from its word count, trim size and font size.

• Copyright page generator

  Fill in a few details and get a complete copyright page for your book: notice, rights, ISBNs, credits and edition.

• Book size chart

  Common book trim sizes drawn to scale, what each one suits, and free templates for every size.

• Picture book page planner

  Map a 24, 32, 40 or 48 page picture book spread by spread, label every page, and print your page map.

Want the why behind the numbers? Read our guides.