Number·Grid·Deduction Privacy Policy

Last updated: May 1, 2026

Welcome to "Number·Grid·Deduction" (hereinafter "the App"). We take your privacy seriously. This Privacy Policy explains how the App collects, uses, and protects your information.

1. Information Collection and Use

The App displays advertisements through Google AdMob SDK. During this process, Google may collect the following information:

• Advertising ID: Used to show relevant ads to users and measure advertising effectiveness.
• Device information: Such as device model, operating system version, etc., used for ad targeting.

The App does not actively collect your name, email address, phone number, or other personally identifiable information.

2. Third-Party Services

The App uses the following third-party services:

• Google AdMob: Used to display advertisements. Google may show personalized ads based on your Advertising ID and device information. For details, please refer to Google Advertising Policies.
• Google Play Services: The App relies on Google Play Services to function properly.

3. Purpose of Advertising ID Use

The App uses the Advertising ID solely for the following purposes:

• Displaying advertisements within the App.
• Measuring ad delivery effectiveness.

The Advertising ID is not used for user authentication, analytics tracking, personalization, or any other purpose.

4. Data Storage and Security

The App stores game progress data (such as level completion status) locally on your device and does not share such data with any third party. Advertising-related data processing follows Google's Privacy Policy.

5. Children's Privacy

The App is not designed for children under 13 years of age and does not knowingly collect personal information from children.

6. Your Rights

You can manage ad-related settings in the following ways:

• Reset or delete your Advertising ID in Android settings (Settings → Security → Advertising).
• Manage your ad preferences in Google Ads Settings.

7. Policy Updates

We may update this Privacy Policy from time to time. The updated policy will be posted on this page with a revised "Last updated" date.

8. Contact Us

If you have any questions or suggestions, please contact us at:

Email: squarepuzzle.dev@gmail.com