Privacy Policy

Effective September 2025

What data we collect

Account info, usage data (questions served, correctness), device metadata.

How we use data

To deliver practice content, improve quality, and enforce fair use.

Cookies & tracking

We use cookies for auth/session and daily quotas.

Third-party services

Hosting, analytics, payments, and email providers.

Data rights

Contact us to request, delete, or export your data.