Terms of Service

Effective Date: March 19, 2026

1. Acceptance of Terms

By downloading, installing, or using Sudoku EyeCare ("the App"), you agree to be bound by these Terms of Service ("Terms"). If you do not agree to these Terms, please do not use the App.

2. Description of Service

Sudoku EyeCare is a mobile puzzle game application that provides classic Sudoku gameplay with integrated eye-care features. The App is designed to offer an enjoyable gaming experience while promoting healthy screen habits.

3. User Eligibility

The App is rated 4+ and is available for users of all ages. No account or registration is required. By using the App, you represent that you have the legal capacity to enter into these Terms, or that a parent or guardian has agreed on your behalf.

4. License Grant

Subject to your compliance with these Terms, we grant you a limited, non-exclusive, non-transferable, revocable license to download and use the App on any Apple-branded device that you own or control, as permitted by the Apple App Store Terms of Service.

5. Restrictions on Use

You agree not to:

6. Intellectual Property

All content, features, and functionality of the App — including but not limited to the design, graphics, user interface, algorithms, and code — are owned by WonderSprout and are protected by international copyright, trademark, and other intellectual property laws.

7. No Warranties

The App is provided on an "as is" and "as available" basis without warranties of any kind, either express or implied, including but not limited to implied warranties of merchantability, fitness for a particular purpose, and non-infringement.

We do not warrant that:

8. Eye-Care Disclaimer

The eye-care features in the App (including break reminders, the 20-20-20 rule prompts, and guided eye exercises) are designed for general wellness purposes only. They are not a substitute for professional medical advice, diagnosis, or treatment. If you experience eye discomfort or vision problems, consult a qualified healthcare professional.

9. Limitation of Liability

To the fullest extent permitted by applicable law, WonderSprout shall not be liable for any indirect, incidental, special, consequential, or punitive damages, or any loss of profits, data, use, or goodwill arising out of or related to your use of the App, regardless of the theory of liability.

In no event shall our total liability exceed the amount you paid for the App (if any).

10. Indemnification

You agree to indemnify and hold harmless WonderSprout and its affiliates, officers, and employees from any claims, damages, losses, or expenses arising from your use of the App or violation of these Terms.

11. Changes to These Terms

We reserve the right to modify these Terms at any time. Changes will be effective immediately upon posting the updated Terms within the App or on our website. Your continued use of the App after changes are posted constitutes your acceptance of the revised Terms.

12. Termination

We may terminate or suspend your access to the App at any time, without prior notice, for any reason. Upon termination, the rights granted to you under these Terms will immediately cease. You may terminate this agreement by uninstalling the App from your device.

13. Governing Law

These Terms shall be governed by and construed in accordance with the laws of the People's Republic of China, without regard to its conflict of law provisions.

14. Severability

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

15. Contact Us

If you have any questions about these Terms of Service, please contact us at:

yehong2025@126.com