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Cookie Policy

Last updated: June 30, 2026

1. What are cookies?

Cookies are small text files stored on your browser or device when you visit a website. Cookies can help keep you signed in, remember preferences, secure the service, measure performance, and improve the product.


2. Types of cookies we use

Strictly necessary cookies

These cookies are required for the website and application to function. They may support:

  • authentication and sessions,
  • security,
  • language preferences,
  • checkout redirection,
  • cookie consent storage.

Without these cookies, core features may not work.

Performance and analytics cookies

These cookies help us understand how the website is used, including:

  • visited pages,
  • feature usage,
  • error and performance data,
  • traffic sources.

Where required by law, analytics cookies are used only with your consent.

Preference cookies

These cookies remember choices such as language, theme, region, or interface settings.

Marketing cookies

If we use advertising or retargeting cookies, we will not activate them without consent where required. The initial minimum setup may not use marketing cookies.


3. Third-party cookies

Third parties may use cookies or similar technologies, including:

  • Supabase or authentication providers,
  • Vercel or hosting/analytics infrastructure,
  • Lemon Squeezy checkout,
  • analytics providers,
  • error monitoring or support tools.

Third-party privacy and cookie policies may apply.


4. Managing cookie preferences

You can manage preferences through our cookie banner or settings panel in the page footer. You can also delete or block cookies in your browser settings.

Blocking strictly necessary cookies may break login, subscription, payment, language, security, or other core features.


5. Changes

We may update this Cookie Policy from time to time. The current version will be posted on the website.


6. Contact

support@professorgpt.ai