LUMIZ legal

Cookie Policy

Information under GDPR and German TDDDG §25.

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1. Required technologies

We use required cookies and storage entries to provide login sessions, security, and core app behavior. These are necessary for the service requested by the user.

2. Optional analytics and measurement

We only use optional analytics and advertising measurement technologies when you explicitly consent. You can decline and still use the app.

If consent is granted, we may enable Vercel Web Analytics for first-party traffic measurement and load the Google tag (`gtag.js`) for Google Ads measurement. Google measurement can involve reading or writing measurement-related cookies, such as Google click or conversion cookies, on our domain. If consent is not granted, these optional analytics and measurement technologies are not loaded.

3. Storage in this app

  • lumiz-cookie-consent-v1 (localStorage): stores your consent preferences.
  • lumiz_cookie_consent (cookie): mirrors consent state for request-level checks.
  • Vercel Web Analytics runs only after consent for optional first-party traffic measurement.
  • Google measurement cookies may be set only after consent for optional analytics/measurement.
  • Consent decisions can be stored in our audit table for compliance evidence.
  • Additional required session/auth cookies are set by Supabase auth flow.

4. Manage preferences

You can update your cookie settings from Settings. If you withdraw consent, we stop optional analytics and Google measurement going forward and try to clear known first-party Google measurement cookies from our domain where technically possible.

5. Updates

Last updated: March 24, 2026.