Privacy Policy

Last updated: May 10, 2026

Overview

Discover ("hcd.cards", "we", "us") is a marketplace monitoring tool that helps collectors track listings across auction sites. This policy explains what data we collect, why, and how we protect it.

What We Collect

  • Account information: Email address and hashed password when you register, or your name and email via Google/Discord OAuth.
  • Search configuration: The searches, keywords, market selections, and alert preferences you create.
  • Usage data: Pages visited, features used, and basic analytics to improve the service.
  • Payment information: Processed securely by Stripe. We do not store card numbers.

How We Use Your Data

  • To provide and operate the service (search monitoring, alerts, notifications).
  • To send email or Discord alerts you have configured.
  • To process payments for paid plans.
  • To improve the service and fix issues.

We do not sell your personal data to third parties.

Third-Party Services

We use the following services that may process your data:

  • Google OAuth: For sign-in authentication.
  • Discord OAuth: For sign-in and alert delivery.
  • Stripe: For payment processing.
  • Vercel: For hosting and analytics.

Data Retention

We retain your account data for as long as your account is active. You can request deletion of your account and associated data at any time by contacting us.

Cookies

We use essential cookies for authentication and session management. We also store your theme and display preferences in local storage.

Contact

For questions about this privacy policy or to request data deletion, contact us via Instagram or email at haydencdaly@gmail.com.