1. Introduction
Welcome to Explainli ("we," "our," or "us"). We're committed to making complex topics understandable for everyone, from kids to experts. This privacy policy explains how we collect, use, and protect your information when you use our AI-powered explanation service.
2. Information We Collect
2.1 Account Information
When you create an account, we collect:
- Email address - For authentication and notifications
- Password - Securely hashed and stored
- Google OAuth data - If you sign in with Google (name, email, profile picture)
2.2 Explanations You Generate
When you use Explainli to generate explanations, we store:
- Topics you search for - To generate personalized explanations
- Education level preference - Elementary, Middle, or High School
- Generated content - The AI-created explanations, analogies, and takeaways
- Narrowing questions answers - Your responses to help focus explanations
- AI-generated sketches - Visual diagrams (if enabled)
- Metadata - Creation date, confidence scores, sources
2.3 Technical Information
- Device and browser info - To optimize performance
- IP address - For rate limiting and fraud prevention
- Usage patterns - To improve our service
- Cookies - For authentication and preferences
3. How We Use Your Information
We use your data to:
- ✨ Generate personalized explanations tailored to your education level
- 🔐 Secure your account and prevent unauthorized access
- 📚 Save your library of past explanations for easy access
- 🎯 Improve our AI to create better, clearer explanations
- 📧 Send important updates about service changes or issues
- 🛡️ Enforce rate limits to prevent abuse (10 generations/hour)
- 📊 Analyze usage to understand what topics are most popular
4. Third-Party Services
To provide our service, we work with trusted partners. We NEVER sell your data.
OpenAI (GPT-4o & DALL-E 3)
- What we share: Your topic and education level (NO personal info)
- What they do: Generate explanations and hand-drawn sketches
Supabase (Database & Auth)
- What we store: Your account, explanations, and preferences
- Security: Row-Level Security (RLS), encryption at rest and in transit
Vercel (Hosting)
- What they see: Website access logs, performance data
5. Your Rights
You have full control over your data. You can:
- View all your explanations in "My Library"
- Export any explanation as PNG or PDF
- Delete individual explanations anytime
- Change your password in Settings
- Delete your entire account in Settings → Danger Zone
What happens when you delete your account?
- ✅ Your account is immediately inaccessible
- ✅ Your explanations remain public (they help others learn!)
- ✅ Personal data removed within 30 days
6. Children's Privacy
Explainli is designed to be kid-friendly, but users under 13 need parental consent. If you're a parent and believe your child has created an account without permission, please contact us immediately.
This privacy policy was crafted with care for the Explainli community. We believe in transparency and your right to understand how your data is used.