Terms and Conditions

Last Updated: 2 October 2025

These Terms and Conditions ("Terms", "Terms and Conditions") govern your relationship with the One Great Book website and service (the "Service") operated by One Great Book ("us", "we", or "our").

Please read these Terms and Conditions carefully before using our Service.

Your access to and use of the Service is conditioned on your acceptance of and compliance with these Terms. These Terms apply to all visitors, users and others who access or use the Service.

By accessing or using the Service you agree to be bound by these Terms. If you disagree with any part of the terms then you may not access the Service.


1. Description of Service

One Great Book is an AI-powered book creation platform that helps users write fiction, non-fiction, and business books through guided AI assistance. Our Service includes:

  • Interactive questionnaire system for book planning
  • AI-generated book outlines and chapter content
  • Book cover design generation
  • Marketing materials (back cover copy, social media kit)
  • Manuscript preparation for publishing

The Service uses artificial intelligence technology (including OpenAI and Anthropic Claude) to generate content based on your inputs and guidance.

2. Account Registration

2.1 Account Required

You must create an account to use the Service. Anonymous users may access limited preview features, but full access to the Service requires account registration.

2.2 Account Information

When you create an account, you must provide accurate, complete, and current information. Failure to do so constitutes a breach of the Terms, which may result in immediate termination of your account.

2.3 Account Security

You are responsible for safeguarding the password you use to access the Service and for any activities or actions under your password. You agree not to disclose your password to any third party. You must notify us immediately upon becoming aware of any breach of security or unauthorized use of your account.

2.4 Account Termination

You may terminate your account at any time by:

  • Using the account deletion feature in your account settings
  • Contacting us at support@onegreatbook.app

We reserve the right to suspend or terminate your account at any time for violations of these Terms or applicable law.

3. Content Rights

3.1 Your Content Ownership

You retain all ownership rights to the content you generate through our Service, including:

  • Your book content (chapters, outlines, manuscripts)
  • Answers to questionnaires
  • Any materials created through the Service

We do not claim any ownership rights to your generated content.

3.2 License to Us

By using the Service, you grant us a limited, non-exclusive license to:

  • Process your inputs and answers to generate your book content
  • Store your content on our servers
  • Use AI services (OpenAI, Anthropic) to generate content on your behalf
  • Display your content back to you through the Service

This license exists solely to provide the Service to you and terminates when you delete your content or account.

3.3 Content Privacy

Your book content is private by default. You may optionally share preview links with others, in which case:

  • Shared content is published anonymously (without your personal information)
  • You control which content is shared via the Service settings
  • You can revoke sharing access at any time

3.4 Our Content

The Service itself, including the website, AI prompts, software, branding, and user interface, is owned by One Great Book and protected by copyright and other intellectual property laws. You may not copy, modify, or redistribute any part of the Service without our express permission.

4. Payments and Pricing

4.1 Pricing Packages

We offer the following packages:

Foundation Package (£29 / $29)

  • Complete book outline with chapter summaries
  • First 3 professionally-written chapters
  • Can upgrade to Complete Package at any time

Complete Package (£179 / $179)

  • Complete manuscript (all chapters)
  • Professional book cover designs
  • Marketing-ready back cover copy
  • Social media launch kit
  • KDP-ready manuscript

Payment Plan (£63/month × 3 months or $63/month × 3 months)

  • Same as Complete Package
  • Split into 3 monthly payments
  • Total: £189 / $189

Foundation Upgrade (£150 / $150)

  • For existing Foundation Package users
  • Unlocks all remaining chapters and publishing assets

4.2 Payment Processing

All payments are processed securely through Stripe. By providing payment information, you represent that you are authorized to use the payment method.

4.3 Payment Plan Terms

If you select a Payment Plan:

  • You authorize us to charge your payment method monthly for 3 consecutive months
  • Failure to pay any installment may result in suspension of access to premium features
  • You retain access to previously generated content even if payments fail
  • Completing all 3 payments grants permanent access to all package features

4.4 Pricing Changes

We reserve the right to modify our pricing at any time. Price changes will not affect existing purchases or active payment plans, but will apply to future purchases.

4.5 Taxes

Prices listed do not include applicable taxes. You are responsible for any sales tax, VAT, or other taxes that may apply based on your location.

5. Money-Back Guarantee

5.1 15-Day Guarantee

We offer a 15-day money-back guarantee on all purchases. If you are not satisfied with the Service, you may request a full refund within 15 days of your purchase date.

5.2 Refund Process

To request a refund:

  1. Contact us at support@onegreatbook.app within 15 days of purchase
  2. Provide your account email and reason for refund (optional)
  3. We will process your refund within 5-10 business days

5.3 Refund Method

Refunds will be issued to the original payment method used for purchase.

5.4 Content After Refund

After a refund is processed, you will lose access to premium features. However, you may retain a copy of any content generated before the refund for your personal use.

6. Acceptable Use

6.1 Prohibited Uses

You agree not to use the Service to:

  • Generate content that is illegal, harmful, threatening, abusive, harassing, defamatory, vulgar, obscene, or otherwise objectionable
  • Violate any applicable laws or regulations
  • Infringe on the intellectual property rights of others, including using copyrighted material without permission
  • Generate content that promotes violence, discrimination, or hatred
  • Attempt to gain unauthorized access to the Service or related systems
  • Interfere with or disrupt the Service or servers
  • Use the Service for any fraudulent or deceptive purpose
  • Resell or redistribute the Service without authorization

6.2 Content Moderation

We reserve the right to review, monitor, and remove content that violates these Terms or applicable law. While your content is private, we may access it if:

  • Required by law or legal process
  • Necessary to investigate violations of these Terms
  • Necessary to protect the rights, property, or safety of One Great Book, our users, or the public

6.3 Consequences of Violations

Violations of these Terms may result in:

  • Warning or notice
  • Temporary suspension of account
  • Permanent termination of account
  • Legal action if necessary

7. Disclaimers and Limitations of Liability

7.1 Service Provided "As-Is"

THE SERVICE IS PROVIDED ON AN "AS-IS" AND "AS-AVAILABLE" BASIS. WE MAKE NO WARRANTIES, EXPRESS OR IMPLIED, REGARDING:

  • The quality, accuracy, or reliability of AI-generated content
  • The suitability of generated content for publication
  • Uninterrupted or error-free operation of the Service
  • The commercial success of any book created using the Service

7.2 AI Content Limitations

YOU ACKNOWLEDGE AND AGREE THAT:

  • AI-generated content may contain errors, inaccuracies, or inconsistencies
  • You are solely responsible for reviewing, editing, and fact-checking all AI-generated content before use or publication
  • We do not guarantee that AI-generated content will be free from copyright issues or suitable for commercial use
  • AI technology has limitations and may produce unexpected or undesired results

7.3 No Guarantee of Results

We do not guarantee that:

  • Books created using our Service will be publishable
  • Your book will be accepted by publishers or retailers
  • Your book will achieve any level of commercial success or sales
  • The Service will meet your specific requirements or expectations

7.4 Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW:

  • OUR TOTAL LIABILITY TO YOU FOR ANY CLAIMS ARISING FROM OR RELATED TO THESE TERMS OR THE SERVICE SHALL NOT EXCEED THE AMOUNT YOU PAID US IN THE 12 MONTHS PRECEDING THE CLAIM
  • WE SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES
  • WE SHALL NOT BE LIABLE FOR ANY LOSS OF PROFITS, DATA, OR BUSINESS OPPORTUNITIES

Nothing in these Terms excludes or limits our liability for:

  • Death or personal injury caused by our negligence
  • Fraud or fraudulent misrepresentation
  • Any liability that cannot be excluded or limited by applicable law

7.5 Indemnification

You agree to indemnify, defend, and hold harmless One Great Book, its officers, directors, employees, and agents from any claims, damages, losses, liabilities, and expenses (including legal fees) arising from:

  • Your use of the Service
  • Your violation of these Terms
  • Your violation of any rights of another party
  • Content you generate or publish using the Service

7.6 No Employment Relationship

No agency, partnership, joint venture, or employment relationship is created between you and One Great Book as a result of these Terms or your use of the Service.

8. Privacy

Your privacy is important to us. Our Privacy Policy explains how we collect, use, and protect your personal information. By using the Service, you agree to our Privacy Policy, which is incorporated into these Terms by reference.

View our Privacy Policy at: Privacy Policy

9. Changes to Terms

9.1 Right to Modify

We reserve the right to modify these Terms at any time. When we make material changes, we will:

  • Update the "Last Updated" date at the top of this document
  • Notify you via email at least 30 days before the changes take effect
  • Post the updated Terms on this page

9.2 Acceptance of Changes

Your continued use of the Service after the changes take effect constitutes your acceptance of the new Terms. If you do not agree to the modified Terms, you must stop using the Service and may request a refund if within the 15-day guarantee period.

10. Governing Law and Jurisdiction

10.1 Governing Law

These Terms shall be governed by and construed in accordance with the laws of England and Wales, without regard to its conflict of law provisions.

10.2 Jurisdiction

Any disputes arising from these Terms or your use of the Service shall be subject to the exclusive jurisdiction of the courts of England and Wales.

10.3 Consumer Exceptions

For Consumers in the EU, UK, Switzerland, Norway, or Iceland:

Nothing in these Terms affects your rights as a consumer under mandatory local consumer protection laws. You may bring legal proceedings in the courts of your country of residence.

For Consumers in Australia:

Nothing in these Terms affects your rights under the Australian Consumer Law or other applicable consumer protection legislation.

For Consumers in the United States:

You waive your right to a trial by jury and to participate in class action lawsuits.

Nothing in this section affects consumers' rights that cannot be waived or limited by contract under applicable law.

11. Contact Us

If you have any questions about these Terms, please contact us:

Email: support@onegreatbook.app

Business Name: One Great Book

Location: London, United Kingdom


By using One Great Book, you acknowledge that you have read, understood, and agree to be bound by these Terms and Conditions.