Privacy Policy
Last updated: February 2026
1. Information We Collect
Account Data: When you create an account, we collect your email address and authentication credentials (via Google OAuth or magic link).
Usage Data: We collect anonymous analytics data including pages visited, feature usage, and general interaction patterns to improve our service.
Alert Preferences: When you create alerts, we store your threshold configurations and notification preferences.
2. How We Use Your Information
- To provide and maintain the StableLens platform
- To send alert notifications you have configured
- To send periodic newsletter updates (only if subscribed)
- To improve our platform and user experience
- To communicate important service updates
3. Data Storage & Security
Your data is stored securely using Supabase with row-level security policies. All data is encrypted in transit (TLS 1.3) and at rest. We do not sell, rent, or share your personal data with third parties.
4. Third-Party Services
We use the following third-party services:
- Supabase — Database and authentication
- Vercel — Hosting and deployment
- Stripe — Payment processing (we never store card details)
- Resend — Email delivery for alerts and newsletters
- CoinGecko / DeFiLlama / FRED — Market data sources
5. Cookies
We use essential cookies for authentication and theme preferences. We do not use third-party tracking cookies or advertising cookies.
6. Your Rights
You have the right to:
- Access your personal data
- Request correction of inaccurate data
- Request deletion of your account and associated data
- Unsubscribe from marketing communications at any time
- Export your data in a portable format
7. Data Retention
We retain account data for as long as your account is active. Alert history and usage logs are retained for 12 months. You can request deletion of your data at any time by contacting us.
8. Contact
For privacy-related inquiries, contact us at privacy@stablelens.com.