Privacy Policy

1. Introduction

kgWeaver ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our service that transforms YouTube videos into interactive knowledge graphs for educational purposes.

2. Information We Collect

2.1 Information You Provide

• Account Information: Email address, name, and profile picture (when using Google OAuth)
• YouTube URLs: Links to educational videos you want to process

2.2 Automatically Collected Information

• Usage Data: Videos processed, features used, and interaction patterns
• Technical Data: IP address, browser type, device information, and session data
• Performance Data: Processing times, error logs, and system performance metrics
• Analytics Data: Page views, user interactions, and feature usage collected through analytics services
• Web Vitals Data: Core Web Vitals metrics (LCP, FCP, CLS, INP, TTFB) for performance monitoring

2.3 Analytics and Tracking

We use analytics services to understand how you use our service and improve your learning experience:

• Page Views: Which pages you visit and how you navigate our application
• Feature Usage: How you interact with video processing and knowledge graphs
• Performance Metrics: Page load times and user experience data
• Error Tracking: Technical issues and system performance problems

Analytics Consent: You can control analytics tracking through our cookie consent banner. Analytics data helps us improve the service and user experience.

2.3 YouTube Data Processing

When you provide a YouTube URL, we:

• Access publicly available video metadata (title, channel, duration, published date)
• Extract and process video transcripts for educational analysis
• Generate knowledge graphs from the content for learning purposes
• Cache processed data to improve service efficiency

Educational Use Only: We only process YouTube content for educational purposes and in compliance with YouTube's Terms of Service and fair use principles.

3. How We Use Your Information

• Service Provision: Process videos and generate knowledge graphs
• Account Management: Create and manage your account, process payments
• Service Analytics: Analyze usage patterns to improve our service
• Service Improvement: Analyze usage patterns to improve our service
• Communication: Send important service updates and support messages

4. Data Sharing and Disclosure

We do not sell, trade, or rent your personal information. We may share data only in these limited circumstances:

• Service Providers: With trusted third-party services (OpenAI, Stripe, Google, analytics providers) for core functionality
• Analytics Services: With analytics providers for service improvement and performance monitoring (with your consent)
• Legal Requirements: When required by law or to protect our rights and safety
• Business Transfers: In connection with a merger, acquisition, or sale of assets
• Consent: With your explicit consent for specific purposes

Analytics Services: We use analytics services to collect usage data. These services process data in accordance with their privacy policies and our data processing agreements. You can opt out of analytics tracking through our cookie consent banner.

5. Data Security

We implement industry-standard security measures to protect your data:

• End-to-end encryption for data transmission
• Secure data storage with access controls
• Regular security audits and vulnerability assessments
• Employee training on data protection practices

6. Your Rights (GDPR/CCPA)

Depending on your location, you may have the following rights:

• Access: Request a copy of your personal data
• Rectification: Correct inaccurate or incomplete data
• Erasure: Request deletion of your personal data
• Portability: Receive your data in a structured format
• Objection: Object to certain types of processing
• Restriction: Limit how we process your data
• Analytics Opt-out: Withdraw consent for analytics tracking at any time

To exercise these rights, contact us at privacy@kgWeaver.com

Analytics Control: You can control analytics tracking through our cookie consent banner or by contacting us directly. Withdrawing analytics consent will not affect video processing or knowledge graph functionality.

7. Data Retention

• Account Data: Retained while your account is active and for 30 days after deletion
• Processing Data: Cached video data retained for efficiency, can be removed on request
• Processing Data: Video processing results and concept graphs retained for user access
• Analytics Data: Retained for up to 2 years for service improvement, can be deleted on request
• Logs: System logs retained for 90 days for security and debugging

8. International Data Transfers

Your data may be processed in countries other than your own. We ensure appropriate safeguards are in place for international data transfers, including:

• Standard Contractual Clauses (SCCs) for EU data transfers
• Adequacy decisions where applicable
• Additional security measures for data protection

9. Children's Privacy

Our service is not intended for children under 13. We do not knowingly collect personal information from children under 13. If you believe we have collected such information, please contact us immediately.

10. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any material changes by:

• Posting the updated policy on our website
• Sending email notifications to registered users
• Displaying prominent notices in our application

11. Contact Us

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