Terms of Service

Last updated: June 12, 2026

1. Acceptance of Terms

By accessing or using Spine ("the Service"), operated by Stupid Human (trading as Stupid Human Ltd, Company No. 16995751, registered in England and Wales), you agree to be bound by these Terms of Service. If you do not agree to these terms, please do not use the Service.

2. Description of Service

Spine is a reading tracker application that allows users to catalog books, track reading progress, write reviews, and generate shareable cards. The Service may include free and premium features.

3. User Accounts

To use certain features, you must create an account. You agree to:

  • Provide accurate and complete information
  • Maintain the security of your account credentials
  • Notify us immediately of any unauthorized access
  • Accept responsibility for all activities under your account

You must be at least 13 years old to create an account.

4. User Content

You retain ownership of content you create (reviews, notes, etc.). By posting content, you grant us a non-exclusive license to display and distribute it as part of the Service.

You agree not to post content that:

  • Violates any law or regulation
  • Infringes on intellectual property rights
  • Is harmful, abusive, or harassing
  • Contains malware or malicious code
  • Impersonates others or is misleading

5. Acceptable Use

You agree not to:

  • Use the Service for any illegal purpose
  • Attempt to gain unauthorized access to our systems
  • Interfere with or disrupt the Service
  • Scrape, crawl, or use automated means to access the Service without permission
  • Use the Service to send spam or unsolicited communications
  • Remove or alter any proprietary notices or watermarks

6. Intellectual Property

The Service, including its design, features, and content (excluding user content), is owned by Stupid Human (trading as Spine) and protected by intellectual property laws.

Book covers and metadata are provided by third parties (Google Books) and are subject to their respective terms. Background images are provided by Unsplash under the Unsplash License.

7. Shared Cards and Watermarks

Cards generated through the Service include a Spine watermark and branding. When sharing cards publicly, you agree to maintain these watermarks intact. Removal or alteration of watermarks may result in account suspension.

8. Third-Party Services

The Service integrates with third-party services including:

  • Google Books (book data)
  • Unsplash (background images)
  • Bookshop.org (affiliate links)
  • Stripe (payment processing)
  • RevenueCat (subscription management)

Your use of these services is subject to their respective terms. We are not responsible for third-party content or services.

9. Premium Features and Subscriptions

Certain features require a paid subscription. Payments are processed by Stripe. By purchasing a subscription, you also agree to Stripe's Consumer Terms.

Refund Policy: We offer a 14-day refund window. You may cancel your subscription and request a full refund within 14 days of the initial purchase date or within 14 days of the most recent renewal date. To request a refund, contact us at [email protected]. Refunds will be processed within 10 business days using the same payment method used for the original transaction. No refunds will be issued after the 14-day window has passed.

Cancellation: You may cancel your subscription at any time. Cancellation takes effect at the end of the current billing period, and you will retain access to premium features until then.

We reserve the right to modify pricing and features with reasonable notice.

10. Disclaimers

THE SERVICE IS PROVIDED "AS IS" WITHOUT WARRANTIES OF ANY KIND. We do not guarantee that:

  • The Service will be uninterrupted or error-free
  • Book data will be complete or accurate
  • Your data will never be lost (please export regularly)

11. Limitation of Liability

To the maximum extent permitted by law, Stupid Human shall not be liable for any indirect, incidental, special, consequential, or punitive damages arising from your use of the Service.

12. Termination

You may delete your account at any time through the Settings page. We may suspend or terminate your account if you violate these terms.

Upon termination, your right to use the Service ceases immediately. We may retain certain data as required by law or for legitimate business purposes.

13. Changes to Terms

We may update these terms from time to time. Continued use of the Service after changes constitutes acceptance of the new terms. We will notify users of significant changes via email or in-app notification.

14. Governing Law

These terms shall be governed by and construed in accordance with the laws of England and Wales. Any disputes arising from these terms shall be subject to the exclusive jurisdiction of the courts of England and Wales.

15. Contact

For questions about these terms, please contact us at [email protected]

Spine is operated by Stupid Human, a company registered in England and Wales (Company No. 16995751). Registered office: 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ.