Privacy Policy

Last updated: April 6, 2026

Letters to the Sea (the “Service”) values your privacy and complies with applicable laws. This policy explains what information we collect and how we use it.

1. Information we collect

• Google account information (optional linking): name, email address, profile photo — collected via Firebase Authentication to identify your account and protect purchased items.
• Gameplay data: happiness score, level, inventory, nickname — stored in Firebase Firestore to preserve your progress.
• Payment information: PayPal transaction ID — processed by PayPal. We do not directly collect financial information such as card numbers.
• Device identifier: a random client ID stored via browser localStorage — used to save guest-mode progress.

2. How we use information

• Save and restore gameplay progress
• Protect purchased items (e.g., characters)
• Operate live ranking features
• Analyze anonymized usage statistics to improve the Service (Google Analytics)

3. Third-party services

• Google Firebase: authentication, database, and hosting
• Google Analytics: anonymized usage analytics
• Google AdSense: cookies/device data for ads (Google Ads policy)
• PayPal: payment processing (PayPal Privacy Statement)

We do not share your personal information with third parties other than the service providers listed above.

4. Cookies and advertising

The Service may display ads via Google AdSense, which can use cookies. You can manage cookies in your browser settings, and you can disable personalized ads in Google Ad Settings.

5. Data retention and deletion

Gameplay data is retained while you use the Service. If you would like to request account deletion or data deletion, please contact us using the email address below.

6. Children’s privacy

The Service does not knowingly collect personal information from children under the age of 14. If we become aware of such data, we will delete it promptly.

7. Your rights

You can request access to, correction of, or deletion of your personal information at any time. Logging out from the Settings menu disconnects locally stored guest data from your account.

8. Changes to this policy

We may update this policy due to legal or service changes. Updates will be posted on this page.

9. Contact

Privacy inquiries: jeffdonghoon.official@gmail.com

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