Privacy Policy / Chính sách Bảo mật

Last updated: October 27, 2025 / Cập nhật lần cuối: 27 tháng 10, 2025

This Privacy Policy describes Our policies and procedures on the collection, use, and disclosure of Your information when You use the Service and tells You about Your privacy rights and how the law protects You.

We use Your Personal data to provide and improve the Service. By using the Service, You agree to the collection and use of information in accordance with this Privacy Policy.

1. Information We Collect

We collect information to provide a better service to all our users. The types of information we collect include:

Personal Information

When you sign in using Google OAuth, we collect the following information from your Google account:

  • Full Name
  • Email Address
  • Profile Picture URL

This information is used solely for creating and managing your user account within our application.

Usage Data

We automatically collect data on how you interact with our Service, including:

  • Quiz responses and scores
  • Time taken to complete questions and quizzes
  • Progress within our Spaced Repetition System (SRS)
  • Features you use and parts you practice

This data is linked to your user ID to personalize your learning experience and track your progress.

2. How We Use Your Information

We use the information we collect for various purposes:

  • To Provide and Maintain our Service: To authenticate you, manage your account, and save your learning progress.
  • To Personalize Your Experience: To power our Spaced Repetition System, which schedules questions for you to review at optimal times.
  • To Improve Our Service: To understand how our users interact with the app, identify areas for improvement, and develop new features.
  • To Communicate With You: We may use your email to send you important information about your account or our Service (we will not send marketing emails).

3. Data Storage and Security

Your personal information and usage data are securely stored using Supabase, our backend service provider. Supabase employs industry-standard security measures, including data encryption in transit and at rest, to protect your information.

While we strive to use commercially acceptable means to protect your Personal Data, no method of transmission over the Internet or method of electronic storage is 100% secure.

4. Sharing Your Information

We do not sell, rent, or trade your personal information with third parties for their marketing purposes. We only share information with our trusted service provider, Supabase, for the purpose of operating our Service.

5. Your Rights

You have certain rights regarding your personal data. You can:

  • Access and Update: You can access and update your basic profile information (name, avatar) by managing your Google account.
  • Data Deletion: You have the right to request the deletion of your account and all associated data. Please contact us to make this request.
  • Withdraw Consent: You can withdraw your consent at any time by signing out and ceasing to use the service. You can also remove our application's access from your Google account settings.

6. Children's Privacy

Our Service is intended for learners of all ages, including children (e.g., Starters Digital practice). We do not knowingly collect personally identifiable information from children under 13 without verifiable parental consent. If you are a parent or guardian and you are aware that your child has provided us with Personal Data, please contact us. If we become aware that we have collected Personal Data from children without verification of parental consent, we take steps to remove that information from our servers.

7. Compliance with Vietnamese Law

We are committed to complying with the laws of Vietnam, including Decree 13/2023/ND-CP on the Protection of Personal Data. Your rights under this decree are respected and can be exercised as described in the "Your Rights" section.

8. Changes to This Privacy Policy

We may update Our Privacy Policy from time to time. We will notify You of any changes by posting the new Privacy Policy on this page. You are advised to review this Privacy Policy periodically for any changes.

9. Contact Us

If you have any questions about this Privacy Policy, you can contact us at: leduchuy07@gmail.com

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