Privacy Policy
Last updated: March 6, 2026
1. Introduction
Welcome to 降噪 (Jiangzao) ("we", "our", or "us"). We are committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you visit our website at aihuangshu.com (the "Service").
2. Information We Collect
We may collect the following types of information:
- Usage Data: We automatically collect information about how you interact with our Service, including pages visited, time spent, and referring URLs.
- Device Information: Browser type, operating system, device type, and screen resolution.
- Local Storage Data: We use browser localStorage to store your content access preferences and unlock status.
- Payment Information: If you subscribe to a paid plan, payment processing is handled entirely by our third-party payment provider (Creem). We do not collect, store, or have access to your credit card numbers or banking details.
3. How We Use Your Information
We use the information we collect to:
- Provide, maintain, and improve our Service
- Analyze usage patterns to enhance user experience
- Monitor and prevent technical issues
- Manage content access and unlock features
4. Data Storage and Security
We implement appropriate technical and organizational measures to protect your personal information. User preferences are stored locally on your device via browser localStorage and are not transmitted to our servers. Our content is sourced from Feishu (Lark) Bitable and served through secure connections.
5. Third-Party Services
Our Service may use the following third-party services:
- Creem: Payment processing and subscription management (as our Merchant of Record)
- Feishu (Lark): Content management and data storage
- Vercel: Website hosting and deployment
- Analytics: Basic traffic analytics to understand usage patterns
These third-party services have their own privacy policies governing the use of your information.
6. Cookies and Tracking
We use minimal cookies and local storage necessary for the functioning of our Service. We do not use cookies for advertising or cross-site tracking purposes.
7. Your Rights
You have the right to:
- Access the personal data we hold about you
- Request correction of inaccurate data
- Request deletion of your data
- Clear your local storage data at any time through your browser settings
8. Children's Privacy
Our Service is not directed to children under 13. We do not knowingly collect personal information from children under 13. If you believe we have collected such information, please contact us immediately.
9. Changes to This Policy
We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date.
10. Contact Us
If you have any questions about this Privacy Policy, please contact us at: lookforbupt@gmail.com