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This Privacy Policy explains how AZ in Game ("we", "our", "us") collects, uses, shares and protects personal data when you play Knight Chase – Chess Game, the Android mobile application published on Google Play under that exact name (the "App" or the "Game").

App name: Knight Chase – Chess Game

Google Play listing: Knight Chase – Chess Game

Developer / data controller: AZ in Game

Published by: AZ in Game (Google Play developer account "AZ in Game")

Contact: contact@azingames.com

Effective date: 02 October 2026

The data controller responsible for processing your personal data under this policy is AZ in Game. We are the same party that publishes the App on Google Play, and we operate this website at knightchase.azingames.com.

1. Personal Data We Collect

We collect only the data the Game needs to work. Depending on which features you use, this includes:

  • Account data. If you choose to sign in with Google, Google provides us your display name, email address and profile picture. We also let you set a player name that appears on the leaderboard.
  • Game progress data. Your cumulative score, your best score, your number of wins, your last played timestamp, and your unlocked levels, so that progress and leaderboards work across devices.
  • Player names you enter. Player names you type for online play are transmitted to and displayed to the other player in that match.
  • Usage and device data. Through Google Firebase Analytics we receive anonymous usage statistics such as screen views, session events, crash data, approximate location at country level, device model, operating system version and app version.
  • Advertising data. In the free version, Google AdMob and its partners may collect your Android advertising ID, IP address, device identifiers and inferred interests in order to show and measure advertising.
  • Purchase data. Purchases made inside the App are processed entirely by Google Play Billing. We receive confirmation of a completed purchase and a purchase token; we never receive your card or payment details.
  • Google Play Games Services data. If you sign in to Play Games, your Play Games profile and achievement or leaderboard progress is handled by Google under Google's own privacy policy.

2. Why We Use This Data

  • To provide and maintain the Game, including sign-in, progression, leaderboards and online play.
  • To process and grant your in-app purchases and premium unlock.
  • To show advertising and, in the free version, to personalise it.
  • To understand how the Game is used so we can fix bugs and improve it.
  • To detect and prevent fraud and abuse.
  • To comply with our legal obligations.

3. With Whom We Share Your Data

We do not sell your personal data. We share it only with the following service providers, each of which processes data on our behalf under its own privacy policy:

Service Purpose Provider
Google Firebase Authentication, cloud save and analytics Google Privacy & Terms
Google AdMob Advertising (free version) Google Privacy & Terms
Google Play Billing In-app purchases Google Privacy & Terms
Google Play Games Services Play Games sign-in, achievements and leaderboards Google Privacy & Terms

We may also disclose data if required by law, or to protect our rights, the Game or our users.

4. Personal Data Shared with Third Parties

Some categories of personal data are shared with third parties in order to deliver the Game. This corresponds to the declarations in the Google Play Console Data Safety section for Knight Chase – Chess Game:

  • Name and email address – shared with Google, to provide Google sign-in and to link your account.
  • Advertising ID and device or other identifying information – shared with Google AdMob and its advertising partners, in the free version.
  • App activity, game progress and crash data – shared with Google Firebase Analytics.
  • Purchase history – shared with Google Play Billing to process and restore purchases.

You can withdraw consent for advertising personalisation at any time in your device settings.

5. Legal Basis for Processing (GDPR)

Where the GDPR applies, we process personal data on the following legal bases:

  • Performance of a contract – to provide the Game and its features to you.
  • Consent – for personalised advertising and for optional analytics where consent is required. You may withdraw consent at any time.
  • Legitimate interests – to keep the Game secure, prevent fraud and understand usage, provided your rights are not overridden.
  • Legal obligation – to meet accounting, tax and consumer-protection duties.

6. Where We Store Your Data

Your data is stored on Google infrastructure in the European Union and other regions. When you use the online play feature, the connection runs through our own game server; we do not keep a copy of your personal data there beyond what is needed to serve the match.

Where we transfer personal data outside the EEA, we rely on Standard Contractual Clauses or an adequacy decision issued by the European Commission.

7. How Long We Keep Your Data

We keep personal data only for as long as necessary for the purposes described in this policy, and in any case until you delete your account or request deletion. Account and data deletion requests are completed within 30 days.

8. Your Rights

Under the GDPR and other applicable data protection laws you have the right to:

  • access the personal data we hold about you;
  • request correction of inaccurate data;
  • request deletion of your data;
  • restrict or object to processing;
  • receive your data in a portable format;
  • withdraw consent at any time, without affecting prior processing;
  • lodge a complaint with your local supervisory authority, for example the Bayerisches Landesamt für Datenschutzaufsicht in Germany.

You can submit a request at any time:

9. Children's Privacy

The Game is suitable for all ages. We do not knowingly collect personal data directly from children under the age of 13 in the European Union, or under the age of 13 elsewhere. If you are a parent or guardian and believe a child has provided us with personal data, please contact us at contact@azingames.com and we will delete it.

10. Data Security

We use appropriate technical and organisational measures to protect your personal data against unauthorised access, alteration, disclosure or destruction. These include relying on Google's authentication and access controls for all stored personal data, HTTPS for all data transfer, and keeping payment data entirely with Google Play Billing rather than on our systems.

11. Your Account and Purchases

If you delete your account, we remove your profile and leaderboard entry. Purchases made in the App remain attached to your Google account, so you can restore them after deletion by signing in again. We cannot transfer or refund purchases on your behalf; refunds are handled by Google Play under Google Play's refund policy.

12. Changes to This Policy

We may update this Privacy Policy from time to time. The "Last updated" date at the top always reflects the current version. Material changes will be announced in the App or on this page.

13. Contact Us

If you have questions about this Privacy Policy or our handling of your personal data, contact:

AZ in Game
E-mail: contact@azingames.com
Website: knightchase.azingames.com

Website download links

Our Google Play links include campaign labels and use daily aggregate counters by page and button placement. The counter does not set cookies or store IP addresses, device identifiers or full referrer URLs. Aggregate counts are retained for up to 90 days. Do Not Track and Global Privacy Control signals skip the counter; the download link continues to work. Our hosting provider may maintain separate access logs as described in its hosting arrangements.