Privacy Policy
Last updated: 2026-02-14
1. Data collected
We collect the following data only when you create an account:
- Email address (for authentication)
- Lichess/Chess.com username (for analysis)
- Chess profile data (statistics, openings, play style)
- Payment information (processed by Stripe, never stored by us)
2. Data usage
Your data is used exclusively to:
- Provide the analysis and bot creation service
- Save your profiles and configurations
- Manage your Premium subscription
3. Data storage
Your data is securely stored on Supabase (PostgreSQL hosted in Europe) with encryption at rest and in transit. Row Level Security (RLS) policies ensure each user can only access their own data.
4. Third-party services
We use the following third-party services:
- Supabase — Authentication and database
- Stripe — Payment processing
- Vercel — Application hosting
5. Your rights
In accordance with GDPR, you may at any time: access your data, rectify it, delete it, or request its portability. Contact us to exercise these rights.
6. Cookies
Chess Avatar only uses technical cookies necessary for the service to function (authentication, language preferences). No tracking or advertising cookies are used.
7. For any questions about your personal data, contact us at
For any questions about your personal data, contact us at Contact