We’d Love to Hear From You

Have a question about the KDP Cover Calculator? Found a problem with the tool? Have a suggestion that could make the calculator more useful?

We’re here to help.

KDPCoverCalculator.com is built to make book-cover calculations easier for authors, self-publishers, and designers. Your feedback helps us identify technical issues, improve the calculator, and make the website more useful.

How Can We Help?

You can contact us about topics such as:

Calculator Questions

If you’re unsure how to use the KDP Cover Calculator or don’t understand one of the measurements shown in your results, send us your question and we’ll do our best to help.

Technical Issues

If the calculator isn’t working correctly, a button isn’t responding, the results aren’t displaying properly, or you encounter another technical problem, please let us know.

When reporting an issue, including the book specifications you entered can help us understand what happened.

Calculation Feedback

If you believe a calculated cover dimension, spine width, bleed measurement, or another result doesn’t look correct, we’d appreciate you letting us know.

Please include the relevant settings, such as:

• Binding type
• Interior type
• Paper type
• Trim size
• Page count
• Measurement unit

This information makes it easier to investigate the issue.

Suggestions and Improvements

Have an idea for a new feature?

We’re interested in hearing suggestions for improvements, additional trim sizes, new calculators, better templates, or other resources that could make the site more useful for authors and book designers.

Before Contacting Us

If you are contacting us about a cover calculation, please check that you have entered the correct information into the calculator.

In particular, make sure your:

• Book format is correct
• Interior type is correct
• Paper type is correct
• Trim size is correct
• Final page count is accurate
• Measurement unit is selected correctly

If your book specifications change, recalculate the cover dimensions before using the results for your final artwork.

For official Amazon KDP publishing requirements, always consult the latest documentation provided by Amazon before submitting your book.

Important Note About KDP Requirements

KDPCoverCalculator.com is an independent tool and is not operated by Amazon or Kindle Direct Publishing.

Calculator results are intended to help with cover-dimension planning and design preparation. Publishing requirements can change and may vary depending on the specific book configuration.

For this reason, calculator results should always be checked against the latest official KDP specifications before you submit your final cover.

Privacy

Please avoid sending unnecessary personal or confidential information through the contact form or email.

If you are reporting a calculator issue, you generally only need to provide the relevant book specifications and a description of the problem.

We do not need your Amazon login details, passwords, payment information, or other sensitive account information to investigate calculator-related questions.

Report a Problem

If you encounter a problem with the calculator, please provide as much relevant information as possible.

A useful problem report can include:

Problem:
Briefly describe what went wrong.

Book Format:
Paperback or Hardcover

Interior Type:
Black & White, Standard Color, or Premium Color

Paper Type:
White or Cream

Trim Size:
For example, 6 × 9 inches

Page Count:
For example, 300 pages

Measurement Unit:
Inches, millimeters, or centimeters

Expected Result:
Tell us what you expected to see.

Actual Result:
Tell us what the calculator displayed instead.

This information can help us reproduce and investigate the problem more efficiently.

Send Us Your Feedback

Whether you’ve discovered an issue, have a question, or simply have an idea for improving KDPCoverCalculator.com, your feedback is welcome.

Our goal is to keep the website straightforward, useful, and focused on helping authors and designers prepare their print covers.

Have a question or suggestion? Get in touch using the contact details above.

We’re Here to Make Cover Calculations Easier

Publishing a book involves many details, and calculating the correct cover dimensions shouldn’t have to be unnecessarily complicated.

If you have a question, encounter an issue, or have an idea that could improve the tool, we’d be happy to hear from you.

KDPCoverCalculator.com — helping authors get their cover dimensions right.

Disclaimer

KDPCoverCalculator.com is an independent website and is not affiliated with, sponsored by, endorsed by, or operated by Amazon.com, Inc. or Kindle Direct Publishing. KDP and related trademarks belong to their respective owners. Calculator results are provided for informational and design-planning purposes and should be verified against the latest official KDP requirements before publication.