Privacy Policy

Koydo collects minimal personal data necessary to provide Abitur exam preparation services.

Data We Collect

• Account information (email, display name)
• Study progress and quiz scores
• Device and usage analytics

How We Use Data

Your data is used exclusively to personalize your study experience, track progress, and improve our service.

Data Sharing

We do not sell your personal data. We share data only with essential service providers (Supabase for database, Vercel for hosting).

Contact

For privacy inquiries: privacy@koydo.app