Contact the Hanzijo Team
Email us and we’ll get back to you, usually within 1–2 business days.
Quick Help
Getting Started
New to Hanzijo? Pick your HSK level, study your first lesson, then let SRS schedule your reviews. Add a widget for passive learning.
Subscriptions
Manage or cancel premium any time in your App Store account settings. The free plan keeps full access to all core content.
Restore Purchases
Changed devices? Open Settings inside the app and tap “Restore Purchases” while signed in with the same Apple ID.
Account & Data
Need to delete your account or export data? Visit the account deletion page or email us.
Frequently Asked Questions
Sign in with the same account on your new device. Your lessons, reviews and SRS schedule sync automatically from the encrypted cloud backup.
Make sure the app has camera permission (Settings > Hanzijo), the text is well-lit and in focus, and you’re holding steady so the scan frame can lock on. OCR works fully on-device.
Open the app settings to customize reminder types, or disable all notifications in Settings > Notifications > Hanzijo. This won’t affect your ability to study.
Yes. Core lessons and reviews work offline. Your progress syncs the next time you’re online.
Email support@hanzijo.com with the lesson name and the character or sentence. We review every report and ship corrections quickly.