Privacy Policy for LearnTube AI

Last Updated: 25 October 2025

Overview

LearnTube AI is a Chrome extension that transforms YouTube videos into interactive learning experiences by generating AI-powered quizzes. This privacy policy explains how we handle your data when using the extension.

Data We Collect

Required Data (Core Functionality)

• Video Transcripts

• What: YouTube video captions/transcripts
• Why: Essential for generating quiz questions
• Storage: Cached locally on your device
  Retention: Until you clear the cache or uninstall

• Learning Progress

• What: Quiz scores, videos watched, questions answered
• Why: Track learning progress and provide statistics
• Storage: Stored locally
  Retention: Until you clear progress or uninstall

• Extension Settings

• What: Preferences (AI provider, theme, quiz settings)
• Why: Remember your choices and customize your experience
  Storage: Stored locally
  Retention: Until you change settings or uninstall
  

Optional Data (User-Controlled)

• Anonymous Analytics (Opt-In Only)

• What: Usage patterns, quiz generation success/failure, AI provider choice
• Why: Improve extension performance and quiz quality
  
• Storage: Sent to our analytics endpoint (anonymized)
  Retention: Aggregated data retained for product improvement
• Control: Can be disabled at any time in settings
  

Data We Do NOT Collect

We do not collect:

• Personal information (name, email, address)
• Health information
• Financial or payment information
• Authentication credentials
• Personal communications
• Location data
• General web browsing history
• YouTube account information
• Video viewing history beyond quiz-enabled videos

How We Use Your Data

Core Functionality

• Quiz Generation: Video transcripts processed by AI to create relevant questions
• Progress Tracking: Track learning effectiveness using quiz scores
• Caching: Local storage prevents repeated processing
  

Optional Analytics (If Enabled)

• Product Improvement: Anonymous data improves quiz quality
• Performance Monitoring: Detect and fix technical issues
• Feature Usage: Identify valuable features
  

Data Storage and Security

Local Storage (Default)

• Location: Stored on your device only
• Security: Protected by Chrome's built-in security
• Access: Only you and the extension
• Backup: No automatic external backup

Cloud Analytics (Optional)

• Data Transmission: Anonymized usage data sent via HTTPS
• Access: Aggregated, anonymous only
• Retention: Used solely for product improvement
  

Your Privacy Controls

On-Device AI Mode (Default)

• Privacy: All processing on your device
• No External Data: Nothing leaves your browser
• Offline Capable: Works without internet after setup
  

Gemini API Mode (Optional)

• Cloud Processing: Video transcripts sent to Google’s Gemini API
• Your API Key: Fully controlled by you
• Google Privacy: Subject to Google’s Gemini API policy
  

Analytics Control

• Opt-In: Disabled by default
• Toggle: Enable/disable in settings
• Immediate Effect: Changes apply instantly
• No Penalty: Extension functions fully without analytics
  

Data Sharing

• Not Shared With: Advertisers, data brokers, marketing companies, social platforms, or any external party for commercial purposes
• Limited Sharing (Optional Analytics Only):

• Analytics Endpoint: Anonymous usage data if opted-in
• Gemini API: Transcripts only if you choose cloud AI mode
• No Personal Data: Never includes personally identifiable information
  

Data Retention

• Local Data:

• Quiz cache, progress, and settings are retained until cleared or the extension is uninstalled

• Analytics Data (Optional):

• Aggregated data retained for improvement
• Individual data not retained in identifiable form
• Can request deletion
  

Your Rights

Access Your Data

• Local: View progress and settings in the extension
• Analytics: Contact us for aggregated data
  

Delete Your Data

• Clear Progress: "Clear Progress" button in extension
• Clear Cache: "Clear All Cache" button in the extension
• Uninstall: Deletes all local data
  

Control Data Collection

• Disable Analytics anytime
• Switch AI providers
• Clear cached data anytime
  

Children’s Privacy

Not intended for children under 13. We do not knowingly collect personal information from individuals under the age of 13. Contact us if you believe your child has provided information.

Changes to This Policy

• Notification: "Last Updated" date will change
• Significant Changes: Users notified through the extension
• Review: Check periodically for updates

Contact Us

• Email: sumit.18.paul@gmail.com

Technical Details

Chrome Extension Permissions

• storage: Store quiz data and settings locally
• activeTab: Access YouTube videos for transcript extraction
• scripting: Inject quiz overlays into YouTube pages
• https://*.youtube.com/*: Access videos with captions
• Analytics endpoint: Send anonymous usage data (optional)

Data Processing

• On-Device AI: Uses Chrome’s built-in Gemini Nano models
• Cloud AI: Uses Google Gemini API with your key
• Local Processing: Quiz generation and progress tracking done locally
• No External AI: No data sent to other AI services

Security Measures

• HTTPS Only: All external communications are secure
• Local Storage: Protected by Chrome security
• No Persistent Identifiers: Analytics anonymous only
• User Control: Full control over data collection and retention