Privacy Policy

Last updated: 3/1/2026

zeroStudy ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how your personal information is collected, used, and disclosed by zeroStudy.

1. Information We Collect

Personal Information

When you sign up for zeroStudy, we collect your email address and authentication information via our authentication provider (Supabase). This is used to create and manage your account.

Usage Data

We collect information about how you interact with our extension, specifically:

• The words you click on to translate
• The vocabulary you save
• The videos you watch (only to provide subtitles and context)

2. How We Use Your Information

We use the information we collect to:

• Provide, maintain, and improve our services
• Sync your saved vocabulary across devices
• Personalize your learning experience

3. Data Storage

Your data is stored securely using Supabase. We do not sell your personal data to third parties.

4. Contact Us

If you have any questions about this Privacy Policy, please contact us.