Privacy Policy

Last updated: August 1, 2026

1. Introduction

Puzzles-Sudoku ("we," "our," or "us") operates the website https://puzzles-sudoku.com (the "Service"). This page explains our policies regarding the collection, use, and disclosure of personal data when you use our Service.

We value your privacy. We do not sell, rent, or trade your personal data with third parties for their marketing purposes. The data we collect is limited to what's necessary for the Service to function and for us to understand how our content is being used so we can improve it.

2. Information We Collect

2.1 Information You Provide Voluntarily

Contact Form. When you use our contact page, we collect the name and email address you provide, along with your message. This information is used solely to respond to your inquiry and is not retained beyond what's needed for that purpose.

2.2 Information Collected Automatically

Usage Data. When you visit our Service, our servers automatically log standard information that your browser sends, including your IP address, browser type and version, the pages you visit, the time and date of your visit, the time spent on each page, and referring URLs. This data is aggregated and anonymized where possible.

Cookies and Similar Technologies. We use cookies and similar tracking technologies to enhance your experience, analyze usage, and serve advertisements. Details are provided in our Cookie Policy.

3. Third-Party Services

3.1 Google Analytics

We use Google Analytics to understand how visitors engage with our content. Google Analytics uses cookies to collect information such as pages visited, session duration, and how you arrived at our site. This data is aggregated and does not identify you individually. Google's ability to use and share information collected by Google Analytics is governed by the Google Analytics Terms of Service and the Google Privacy Policy.

You can opt out of Google Analytics tracking by installing the Google Analytics Opt-out Browser Add-on.

3.2 Google AdSense

We reserve the right to serve advertisements through Google AdSense. Google uses cookies to serve ads based on your prior visits to our website and other websites. Google's use of advertising cookies enables it and its partners to serve ads based on your browsing activity.

You may opt out of personalized advertising by visiting Google Ads Settings or by visiting www.aboutads.info.

3.3 Cloudflare

Our Service is hosted on Cloudflare's platform. Cloudflare may process visitor IP addresses and request data to provide content delivery and security services. Cloudflare's data processing is governed by their Privacy Policy.

4. How We Use Your Information

We use the information we collect for the following purposes:

  • To operate and maintain the Service
  • To understand usage patterns and improve our content
  • To detect, prevent, and address technical issues
  • To respond to inquiries submitted through our contact form
  • To serve advertisements (where applicable) and measure ad performance
  • To comply with legal obligations

5. Data Storage and Retention

Local Storage. Your game progress, preferences, and statistics are stored locally in your browser using localStorage. This data never leaves your device and is not accessible to us. You can clear this data at any time through your browser settings.

Server Logs. Server access logs are retained for a maximum of 30 days before automatic deletion.

Analytics Data. Google Analytics data retention is configured to the default period as defined by Google's platform settings.

6. Children's Privacy

Our Service is not directed to children under the age of 13. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal data, please contact us immediately. If we become aware that we have collected personal data from a child under 13 without verification of parental consent, we will take steps to remove that information.

7. Your Rights

Depending on your jurisdiction, you may have the right to:

  • Access the personal data we hold about you
  • Request correction of inaccurate data
  • Request deletion of your data
  • Object to or restrict processing of your data
  • Data portability
  • Withdraw consent at any time (where processing is consent-based)

To exercise any of these rights, please contact us using the information on our Contact page. We will respond to verified requests within 30 days as required by applicable law.

If you are located in the European Economic Area (EEA) or the United Kingdom, our legal basis for processing your personal information depends on the context: consent (for cookies and ads), legitimate interests (for analytics and service improvement), or legal obligation.

8. California Privacy Rights

If you are a California resident, the California Consumer Privacy Act (CCPA) gives you the right to know what personal information we collect, disclose, or sell about you. As stated above, we do not sell personal information. You may request access to or deletion of your data by contacting us. We will not discriminate against you for exercising any of your CCPA rights.

9. Changes to This Policy

We may update this Privacy Policy from time to time. We will post the updated policy on this page and update the "Last updated" date. We encourage you to review this policy periodically. Changes are effective immediately upon posting.

10. Contact

If you have questions about this Privacy Policy, please contact us through our Contact page.