Privacy Policy
Last updated: 14 July 2026 · ni-hao-world.com
Ni Hao World ("we", "us") helps people learn Chinese and English. This policy explains what we collect, why, and your choices. By using ni-hao-world.com you agree to this policy.
1. Information we collect
- Account details you give us: name, gender, email address, and optionally your mobile number.
- Learning progress: lessons completed and streak, stored in your browser and, if you have an account, linked to your email.
- Usage data: anonymous, privacy-friendly analytics (pages visited, country, device type). We do not use tracking cookies.
2. How we use your information
- To provide the lessons and save your progress and streak.
- To send you the daily word and product updates by email, only if you opted in.
- To improve the site and understand which content is helpful.
3. Consent
We collect your name, gender, email, and optional mobile number only after you actively agree (a consent checkbox) when you register. You can withdraw consent at any time by unsubscribing or contacting us.
4. Email and unsubscribing
Every email we send includes an Unsubscribe link. One click stops all marketing emails. You may also email us to be removed.
5. Sharing
We do not sell your personal data. We use trusted service providers only to run the site (hosting, email delivery, analytics), and they process data on our behalf under their own security terms.
6. Data storage and security
Your data is stored securely on Cloudflare's infrastructure with encryption in transit (HTTPS). We keep your data only as long as needed to provide the service.
7. Your rights
You may request to access, correct, or delete your personal data, or to unsubscribe, at any time by contacting admin@ni-hao-world.com.
8. Children
The service is intended for general audiences and is not directed at children under 13. We do not knowingly collect data from children.
9. Changes
We may update this policy. The "last updated" date above shows the latest version.
10. Contact
Questions? Email admin@ni-hao-world.com.