Privacy Policy

Last updated: December 2024

Your privacy matters. This policy explains what data Grego collects, how we use it, and your rights.

What we collect

When you use Grego, we collect:

  • Account information: Your email address when you sign up
  • Content you create: Vocabulary, grammar notes, and exercises you add to Grego
  • Usage data: How you interact with the app (pages visited, features used, exercise results)
  • Device information: Browser type, device type, and general location (country level)

How we use your data

We use your data to:

  • Provide and improve Grego's features
  • Generate personalized exercises from your notes
  • Send you important updates about the service
  • Understand how people use Grego so we can make it better

What we don't do

We will never:

  • Sell your personal data to third parties
  • Share your learning content with other users
  • Send you marketing emails without your consent

Third-party services

Grego uses the following services that may collect data:

  • Supabase: For authentication and database storage
  • PostHog: For analytics and understanding how users interact with the app
  • Anthropic (Claude API): To generate exercises from your notes — your content is processed but not stored by Anthropic

Data storage

Your data is stored securely on servers in the European Union. We use industry-standard security measures to protect your information.

Your rights

Under GDPR, you have the right to:

  • Access your personal data
  • Correct inaccurate data
  • Delete your data ("right to be forgotten")
  • Export your data
  • Object to data processing

To exercise any of these rights, contact us at hello@grego.app

Cookies

Grego uses essential cookies to keep you logged in and remember your preferences. We also use analytics cookies to understand how the app is used. You can disable cookies in your browser settings.

Children's privacy

Grego is not intended for children under 16. We do not knowingly collect data from children.

Changes to this policy

We may update this policy as Grego evolves. We'll notify you of significant changes via email or in-app notice.

Contact

Questions about your privacy? Reach out at hello@grego.app

Grego is operated by Paulina from Barcelona, Spain.