Privacy Policy
Hanzi Fog is designed for private study. We do not collect, sell, share, or track personal data.
Data collection
Hanzi Fog does not require an account and does not collect names, email addresses, phone numbers, contacts, photos, location, identifiers, analytics events, or advertising data.
Learning data
Bookmarks, review progress, quiz results, theme choices, and language preferences are stored locally on your device so the app can work. This information is not sent to us.
Network and tracking
Hanzi Fog does not use third-party advertising, third-party analytics, tracking SDKs, cross-app tracking, or server-side user profiles.
Apple services
App Store downloads and Apple platform services are governed by Apple’s privacy terms.
Children
Hanzi Fog is a general learning tool and does not knowingly collect personal data from children.
Deleting data
You can remove app data by using the app’s erase/reset option when available, or by deleting the app from your device.
Contact
Hanzi Fog is provided by VUBA. For privacy questions or support, contact hzf@vuba.one.