Privacy Policy Kanji Sudoku 

Privacy Policy Kanji Sudoku 

Kanji Sudoku — Last updated: April 2026

Phongba Mobile ("we", "our") operates the Kanji Sudoku mobile application. This policy explains what data is collected and how it is used.

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1. DATA WE COLLECT

We do not collect any personal information directly. All game data (scores, progress, settings, SRS data) is stored locally on your device only and never transmitted to our servers.

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2. THIRD-PARTY SERVICES

This app uses the following Google services, which may collect data independently:

▸ Google AdMob

  Used to display in-app advertisements. AdMob may collect device identifiers (e.g. Advertising ID), IP address, and usage data to serve and measure ads.

  → Privacy policy: https://policies.google.com/privacy

▸ Google Analytics for Firebase

  Used to collect anonymous usage statistics (e.g. screen views, session duration, crash reports) to help us improve the app. No personally identifiable information is collected.

  → Privacy policy: https://policies.google.com/privacy

Both services operate under Google's Privacy Policy and may use cookies or similar technologies. You can opt out of personalized ads at any time via your device settings (Settings → Google → Ads → Opt out of Ads Personalization).

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3. DATA RETENTION & DELETION

Local data (scores, progress, settings) can be deleted at any time via Settings inside the app, or by uninstalling the application.

For data collected by Google AdMob and Google Analytics, please refer to Google's data retention policies.

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4. CHILDREN'S PRIVACY

This app is not directed at children under the age of 13. We do not knowingly collect personal information from children. If you believe a child has provided personal information, please contact us so we can remove it.

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5. CHANGES TO THIS POLICY

We may update this Privacy Policy from time to time. Changes will be reflected in the "Last updated" date above. Continued use of the app after changes constitutes acceptance of the updated policy.

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6. CONTACT

If you have any questions regarding privacy while using the Application, or have questions about the practices, please contact the Service Provider via email at phongbadev@gmail.com. 

© 2026 Phongba Mobile. All rights reserved.