Privacy Policy
Last updated: June 2026
ShelfieBooks ("we", "us", or "our") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use the ShelfieBooks mobile application.
1. Information We Collect
We collect the following information when you use ShelfieBooks:
- Account information: Your email address and name, provided when you sign up or sign in via Google or Apple.
- Library data: Books you save to your library, including their status (reading, finished, etc.), notes, and your preferred sort order.
- Affiliate click data: When you tap a buy button (Amazon, Audible, Bookshop.org, etc.), we record that a click occurred to track affiliate performance.
- Usage analytics: Anonymous usage data including which features you use and how often, collected via PostHog.
- Device information: Device token for push notifications, collected via Firebase Cloud Messaging.
2. How We Use Your Information
We use your information to:
- Provide and maintain the ShelfieBooks service
- Sync your library across devices
- Send you push notifications about your reading list (if you opt in)
- Improve the app based on usage patterns
- Track affiliate link performance to sustain the free service
3. Third-Party Services
We use the following third-party services, each with their own privacy policies:
- Supabase — database and authentication hosting
- Google Sign-In — optional sign-in method
- Apple Sign-In — optional sign-in method
- PostHog — anonymous usage analytics
- Firebase Cloud Messaging — push notifications
- Amazon, Audible, Bookshop.org, Mighty Ape, Booktopia — affiliate retail partners (we earn a small commission when you purchase via our links, at no extra cost to you)
4. Data Sharing
We do not sell your personal data to any third parties. We do not display advertising. Your data is shared only with the third-party services listed above, to the extent necessary to operate the app.
5. Data Storage and Security
Your data is stored securely via Supabase, hosted on infrastructure that complies with industry-standard security practices. Authentication tokens are stored securely on your device using iOS Secure Enclave (SecureStore).
6. Your Rights
You have the right to:
- Access the personal data we hold about you
- Request correction of inaccurate data
- Request deletion of your account and associated data
- Opt out of push notifications at any time via your device settings
To exercise any of these rights, contact us at sicasford@gmail.com.
7. Children's Privacy
ShelfieBooks is not directed at children under 13. We do not knowingly collect personal information from children under 13. If you believe we have inadvertently collected such information, please contact us immediately.
8. Changes to This Policy
We may update this Privacy Policy from time to time. We will notify you of significant changes via the app or email. Continued use of ShelfieBooks after changes constitutes acceptance of the updated policy.
9. Applicable Law
This Privacy Policy is governed by the New Zealand Privacy Act 2020. Users in the United Kingdom and European Union also have rights under the UK GDPR and EU GDPR respectively.
10. Contact Us
If you have any questions about this Privacy Policy, please contact us at:
sicasford@gmail.com