shuazi ("we", "our", or "us") is a Chinese flashcard app for learning HSK vocabulary. This Privacy Policy explains what information we collect, how we use it, and your rights.
When you sign in with Google, we receive the following from your Google account:
We also store the learning progress you generate within the app (known cards, review cards, HSK levels studied).
If you purchase a premium plan, payment is processed by Stripe. We do not store your card details — Stripe handles all payment data securely.
We do not sell your personal data. We do not use it for advertising.
Each of these services has its own privacy policy and processes data under their respective terms.
Your account and progress data are stored as long as your account is active. You may request deletion of your data at any time by contacting us.
You have the right to access, correct, or delete your personal data. To exercise these rights, contact us at the address below.
We use industry-standard security measures including encrypted connections (HTTPS) and access controls provided by Supabase.
We may update this policy from time to time. We will notify you of significant changes by updating the date at the top of this page.
For any questions or requests regarding your privacy, please contact us at: [email protected]
shuazi · Chinese HSK Flashcards