We collect information necessary to provide our services and ensure security:
Account Information: Email address (for login and account management).
Usage Data: Progress tracking, quiz results, and mistake logs (to sync
your study progress).
Technical Data: IP address, device ID, and browser type (for security,
fraud prevention, and ensuring account sharing limits).
Payment Information: We do NOT store your full credit card details.
Payments are processed by our Merchant of Record, Paddle, or other third-party gateways (e.g.,
Stripe/PayPal).
2. How We Use Your Data
We use your data to:
Provide and maintain the service (syncing progress across devices).
Process transactions and send purchase confirmations.
Detect and prevent fraud or abuse of our terms.
Send important service updates (we do not sell your email to third parties).
3. Third-Party Services
We may share necessary data with trusted third-party service providers to operate our business:
Paddle / Lemon Squeezy: Payment processing and order management.
Cloudflare / Firebase: Hosting, security, and database services.
Google Analytics: Anonymous usage analytics to improve our user
experience.
4. Children's Privacy (COPPA/GDPR-K)
This service is strictly for users over the age of 18. We do not knowingly collect personal data
from children under 18. If you are under 18, please do not use this application.
5. Your Rights
Depending on your location, you may have the right to:
Access: Request a copy of the personal data we hold about you.
Correction: Request correction of inaccurate data.
Deletion: Request deletion of your account and associated data ("Right to
be Forgotten").
To exercise these rights, please contact our support team.
Contact Us: For privacy-related inquiries, please contact us at:[email protected]