Privacy Policy

Spine by Train Flights LLC

Last updated: February 15, 2026

Train Flights LLC (“we”, “our”, or “us”) operates the Spine mobile application. This Privacy Policy describes how we handle your information when you use our app.

Information We Collect

Spine does not collect any personal information, analytics, telemetry, or usage data. We do not track how you use the app, and we do not have access to any of the data you create.

Data Storage

All data you enter into Spine, including your books, reading sessions, quotes, and related information, is stored locally on your device. We do not have access to this data, and it never leaves your device except as described below.

iCloud Sync

Spine uses iCloud to sync and back up your data across your Apple devices. This feature is enabled by default and cannot be disabled within the app. If you wish to disable iCloud sync, you may do so through your device’s Settings. Your Spine data is stored in your personal iCloud account using Apple’s CloudKit framework, is governed by Apple’s Privacy Policy, and is accessible only to you through your Apple ID. We do not have access to your iCloud data.

Third-Party Services

Spine does not integrate any third-party analytics, advertising, crash reporting, or tracking services. The app contains no SDKs or code that transmits your data to third parties.

Push Notifications

Spine does not send push notifications and does not request notification permissions.

Children’s Privacy

Spine does not knowingly collect any information from anyone, including children under the age of 13.

Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the “Last updated” date.

Contact Us

If you have any questions about this Privacy Policy, please contact us at .

Governing Law

This Privacy Policy is governed by the laws of the State of Connecticut, United States.