PRISM Privacy Policy

Last Updated: December 19, 2025

Effective Date: December 19, 2025

Liabooks ("Company," "we," "us," or "our") operates the PRISM mobile application ("App"). This Privacy Policy explains how we collect, use, and protect your information.

1. Information We Collect

Automatically Collected Information

• Push notification token: To send notifications
• Device platform (iOS/Android)
• Language preference: To provide localized content
• Advertising identifier (IDFA/GAID): For non-personalized ads

Subscription Information

• In-app purchase transaction ID: To verify subscription status
• Subscription expiration date

Locally Stored Information (Not transmitted to servers)

• Bookmarked articles
• Recent search queries (up to 5)

2. Information We Do Not Collect

We do not collect:

• Personal identification information (name, email, phone number)
• Location data
• Contacts, photos, or other personal data on your device

This App can be used anonymously without creating an account.

3. How We Use Your Information

• Sending push notifications
• Providing and verifying premium subscription services
• Displaying non-personalized advertisements
• Providing content search functionality

4. Data Retention and Deletion

• Push tokens: Deleted immediately when notifications are disabled
• Subscription data: Retained as required by applicable laws after subscription ends
• Local data: Automatically deleted when the App is uninstalled

5. Third-Party Services

We use the following third-party services:

Firebase Cloud Messaging (Google)

• Purpose: Push notification delivery
• Google Privacy Policy: https://policies.google.com/privacy

Google AdMob

• Purpose: Advertisement services
• Only non-personalized ads are served
• Google Ads Policy: https://policies.google.com/technologies/ads

Apple App Store / Google Play Store

• Purpose: In-app purchase processing

6. Your Rights

You may exercise the following rights at any time:

• Withdraw consent for push notifications (via App settings)
• Delete local data by uninstalling the App
• Limit ad tracking via your device settings

7. Children's Privacy

We do not knowingly collect personal information from children under 14.

8. Contact Us

For privacy-related inquiries: [email protected]

9. Changes to This Policy

We will notify you of any changes to this policy through in-app announcements.