Terms of Service

Please review these terms before using Yinzi AI services.

Last updated: Tue Feb 10 2026 08:00:00 GMT+0800 (China Standard Time)

1. Acceptance of Terms

These Terms of Service ("Terms") are a legal agreement between you and Guangzhou Youyidian Intelligent Technology Co., Ltd. ("we", "us", or "our"). By accessing or using Yinzi AI and related services, you agree to be bound by these Terms.

If you do not agree with any part of these Terms, please stop using the Service.

2. Service Overview

Yinzi AI provides AI-powered audio/video tools, including but not limited to vocal extraction, accompaniment extraction, transcript extraction, text-to-speech, text-to-video, and image-to-video.

We may update, adjust, add, or remove features from time to time.

3. Account and Security

  • You must provide accurate and complete registration information.
  • You are responsible for safeguarding your account credentials.
  • If you suspect unauthorized access, contact us immediately via support channels.

4. User Content and Conduct

4.1 Your Content

You retain rights to content you legally own. To provide the Service, you grant us a limited license to process, store, transmit, and display your content as necessary.

4.2 Prohibited Conduct

You must not use the Service to:

  • violate laws or regulations;
  • upload, publish, or generate illegal, infringing, abusive, violent, hateful, defamatory, or obscene content;
  • distribute malware or interfere with platform operations;
  • abuse interfaces, scrape data without authorization, or perform traffic manipulation;
  • harm the legitimate rights or interests of the platform, other users, or third parties.

We may remove violating content and take actions such as warnings, feature restrictions, suspension, or account termination.

5. Credits and Billing

  • Some features require credits, and usage rules are shown on each tool page.
  • AI usage may vary depending on duration, complexity, and model strategy.
  • Unless required by law, consumed credits are generally non-refundable.

6. Intellectual Property

All software, pages, documentation, trademarks, and branding related to the Service are owned by us or our licensors. Without written permission, you may not copy, modify, reverse engineer, redistribute, or commercially exploit them.

7. Disclaimer and Limitation of Liability

  • The Service is provided on an "as is" basis.
  • AI-generated outputs may contain inaccuracies and should be independently reviewed.
  • To the maximum extent permitted by law, we are not liable for indirect, incidental, special, or consequential damages.

8. Changes, Suspension, and Termination

We may modify, suspend, or discontinue the Service for operational, security, or compliance reasons. We may restrict or terminate access if you violate these Terms.

9. Updates to These Terms

We may update these Terms from time to time. Updated Terms become effective when published on this page. Continued use of the Service means you accept the updated Terms.

10. Governing Law and Disputes

These Terms are governed by the laws of the People's Republic of China. Any dispute should first be resolved through friendly negotiation; if unresolved, it shall be submitted to a court with jurisdiction.

11. Contact

If you have any questions about these Terms, please contact us through in-site feedback or customer support.