Privacy Policy

Last updated: July 2, 2025

Introduction

Welcome to VocabNest. We respect your privacy and are committed to protecting your personal data. This privacy policy will inform you about how we look after your personal data when you visit our website and use our language learning services.

Data We Collect

When you sign in with Google, we collect the following personal data:

  • Full name
  • Email Address
  • Profile Picture
  • Google UID (unique identifier)

We do not collect or store any additional personal data beyond this.

How We Use Your Information

  • Identify your account and personalize your learnning experience
  • Sync your vocabulary progress across devices
  • Ensure proper functioning of the extension
  • To communicate with you about your account and our services
  • To send you educational content and updates (with your consent)

Data Sharing and Disclosure

We do not sell, trade, or otherwise transfer your personal information to third parties without your consent, except in the following circumstances:

  • With service providers who assist us in operating our platform
  • When required by law or to protect our rights
  • In connection with a business transfer or acquisition
  • With your explicit consent

Data Security

All data is securely stored on Firebase servers located in the European Union (EU). We follow industry best practices to protect your data from unauthorized access or disclosure.

Your Rights

You have the right to:

  • Access your personal data
  • Correct inaccurate data
  • Delete your data
  • Restrict processing of your data
  • Data portability
  • Object to processing
  • Withdraw consent at any time

You can request to access, correct, or delete your personal data at any time by contacting us at privacy@myvocabnest.com.

Cookies and Tracking Technologies

Website Cookies

Our website uses cookies and similar tracking technologies to enhance your experience and analyze usage patterns. You can control cookie preferences through our consent banner that appears on your first visit.

Essential Cookies (Always Active)

Required for basic website functionality, user authentication, and security. These cannot be disabled.

  • Session management and user authentication
  • Security tokens and CSRF protection
  • Cookie consent preferences
  • Basic functionality and navigation

Analytics Cookies (Optional)

Help us understand how visitors interact with our website through Google Analytics 4.

  • Page views and user journey tracking
  • Feature engagement and interaction patterns
  • Conversion tracking (extension installs, form submissions)
  • Performance metrics and error tracking
  • Demographic and interest data (anonymized)

Preference Cookies (Optional)

Remember your settings and preferences for a personalized experience.

  • Language preferences and learning goals
  • UI preferences and display settings
  • Notification preferences
  • Customization choices

Marketing Cookies (Optional)

Used to deliver relevant advertisements and measure campaign effectiveness.

  • Targeted advertising and retargeting
  • Social media integration and sharing
  • Campaign performance tracking
  • Cross-platform user identification

Chrome Extension Data Storage

Our Chrome extension stores data locally on your device and syncs with our secure servers:

  • Local Storage: LLM Model API Key stored locally in your browser
  • Sync Data: Your learning data is synchronized across devices through your Google account
  • No Tracking Cookies: The extension itself does not use tracking cookies or analytics
  • Secure Communication: All data transmission between the extension and our servers is encrypted

Third-Party Services

We use the following third-party services that may set their own cookies:

  • Google Analytics 4: Website analytics and user behavior tracking (only with your consent)
  • Google Authentication: Secure login and account management
  • Firebase: Data storage and real-time synchronization
  • DeepL API: Translation services (no cookies set)

Managing Your Cookie Preferences

You have full control over your cookie preferences:

  • Consent Banner: Manage preferences through our cookie consent banner
  • Browser Settings: Control cookies through your browser's privacy settings
  • Opt-Out Links: Use Google Analytics opt-out tools if desired
  • Contact Us: Email privacy@myvocabnest.com to update your preferences

Note: Disabling certain cookies may limit website functionality. Essential cookies cannot be disabled as they are necessary for basic website operation and security.

Third-Party Services

We integrate with the following third-party services to provide our language learning platform:

Google Services

  • Google Authentication: Secure login and account management
  • Firebase: Real-time database and user data synchronization
  • Google Analytics 4: Website analytics (only with consent)

Privacy Policy: Google Privacy Policy

DeepL Translation API

  • Provides high-quality translations for vocabulary learning
  • No personal data stored by DeepL
  • Translations processed securely and not retained

Privacy Policy: DeepL Privacy Policy

AI Language Models

  • Generate contextual examples and explanations
  • Process vocabulary requests without storing personal data
  • All interactions are anonymized and encrypted

All third-party services we use are GDPR-compliant and maintain high standards for data protection and privacy.

Future Changes

We may update this policy. If we do, we’ll notify you via the extension or by email.

Contact Us

If you have any questions about this Privacy Policy or our data practices, please contact us at:

Email: privacy@myvocabnest.com