Terms of Use

Last updated: March 29, 2026

Acceptance of Terms

By accessing and using sudoku-online-puzzles.com (the "Site"), you agree to be bound by these Terms of Use. If you do not agree with any part of these terms, please do not use the Site.

Description of Service

Sudoku Online Puzzles provides free browser-based sudoku puzzles, including classic 9×9, 4×4, 6×6, Killer, and Jigsaw variants, along with a solver tool, printable puzzles, and educational content. No account or registration is required to use the Site.

Use of the Site

You agree to use the Site only for lawful purposes and in a manner that does not:

  • Infringe the rights of others or restrict their use of the Site.
  • Attempt to gain unauthorized access to any part of the Site, its servers, or connected systems.
  • Introduce viruses, malware, or any harmful code.
  • Use automated tools (bots, scrapers, crawlers) to access the Site in a way that exceeds reasonable use or places undue burden on our infrastructure.
  • Reproduce, duplicate, or redistribute Site content for commercial purposes without prior written permission.

Intellectual Property

All content on the Site — including text, graphics, logos, icons, images, code, and puzzle designs — is the property of Sudoku Online Puzzles or its content providers and is protected by applicable intellectual property laws.

You may print or download puzzles for personal, non-commercial use. Any other reproduction, distribution, or modification requires our prior written consent.

User-Generated Content

If you submit feedback, suggestions, or other content to us (for example, via our contact form), you grant us a non-exclusive, royalty-free, perpetual right to use, modify, and display such content for the purpose of improving the Site.

Local Storage

The Site uses your browser's local storage to save game progress, preferences, and settings. This data is stored locally on your device. We are not responsible for data loss resulting from clearing your browser data, device changes, or other circumstances beyond our control.

Third-Party Links

The Site may contain links to third-party websites or services. We do not endorse or assume responsibility for the content, privacy policies, or practices of any third-party sites. You access them at your own risk.

Advertisements

The Site may display advertisements from third-party ad networks. These ads may use cookies or similar technologies as described in our Privacy Policy. We are not responsible for the content of third-party advertisements.

Disclaimer of Warranties

The Site is provided on an "as is" and "as available" basis without warranties of any kind, either express or implied. We do not guarantee that the Site will be uninterrupted, error-free, or free of harmful components.

Puzzles are generated algorithmically and, while we strive for accuracy, we do not warrant that every puzzle will have a unique solution or be free of errors.

Limitation of Liability

To the fullest extent permitted by law, Sudoku Online Puzzles and its operators shall not be liable for any indirect, incidental, special, consequential, or punitive damages arising from your use of the Site, including but not limited to loss of data, loss of profits, or interruption of service.

Indemnification

You agree to indemnify and hold harmless Sudoku Online Puzzles, its operators, and affiliates from any claims, damages, losses, or expenses (including reasonable legal fees) arising from your violation of these Terms or misuse of the Site.

Changes to These Terms

We reserve the right to update or modify these Terms of Use at any time. Changes will be posted on this page with an updated "Last updated" date. Your continued use of the Site after changes are posted constitutes acceptance of the revised terms.

Governing Law

These Terms of Use shall be governed by and construed in accordance with applicable laws, without regard to conflict of law principles. Any disputes arising from these terms or your use of the Site shall be resolved in the appropriate courts of the jurisdiction in which the Site operator is established.

Severability

If any provision of these Terms is found to be invalid or unenforceable, the remaining provisions shall continue in full force and effect.

Contact Us

If you have questions about these Terms of Use, please visit our contact page.