Privacy Policy
Last updated: May 2026
1. Data Controller
Thomas Petit
c/o flexdienst – #21201
Kurt-Schumacher-Straße 76
67663 Kaiserslautern
Germany
Email: hello@cryptocardcompare.io
2. What data we collect and why
2.1 Website access logs
When you visit our website, the hosting provider automatically records: IP address (anonymised), date and time of access, requested file URL, referrer URL, browser type, and ISP name.
Legal basis: Art. 6(1)(f) GDPR, legitimate interest in providing a secure and functional website.
Data is deleted automatically after a maximum of 7 days.
2.2 Email newsletter / notifications
If you sign up for email updates, we collect: your email address, date and time of sign-up, and IP address at sign-up (for double opt-in verification).
Double opt-in: Your address is only stored after you click the confirmation link in our verification email.
Legal basis: Art. 6(1)(a) GDPR, your consent.
Unsubscribe: You may unsubscribe at any time via the unsubscribe link in any email, or by emailing hello@cryptocardcompare.io.
2.3 Affiliate links and redirects
When you click an affiliate link, you are redirected to the card provider's website. The relevant affiliate network may set tracking cookies (only after your consent via the cookie banner). We only record aggregated, non-personal statistics for our own links.
3. Third-party services
3.1 Cloudflare
We use Cloudflare (Cloudflare, Inc., 101 Townsend St., San Francisco, CA 94107, USA) as a CDN and security layer. Cloudflare is certified under the EU-US Data Privacy Framework. Cloudflare Privacy Policy
Legal basis: Art. 6(1)(f) GDPR.
3.2 Supabase
We use Supabase (Supabase Inc., 970 Trestle Glen Rd, Oakland, CA 94610, USA) for back-end infrastructure. Supabase processes data on EU servers (eu-west-1, Ireland). Supabase Privacy Policy
Legal basis: Art. 6(1)(f) GDPR / Art. 28 GDPR (data processing agreement).
3.3 Affiliate networks
Once affiliate partnerships are active, we work with Impact Radius and Awin, which use their own tracking technologies (only after your consent via the cookie banner). Legal basis: Art. 6(1)(a) GDPR.
4. Cookies
Strictly necessary cookies (no consent required)
| Cookie | Purpose | Duration |
|---|---|---|
| Session cookie | Stores comparison selections and filter settings | Session |
| Cookie consent | Remembers your cookie preference | 12 months |
Optional cookies (consent required)
| Cookie | Provider | Purpose | Duration |
|---|---|---|---|
| Affiliate tracking | Impact / Awin | Attribution of clicks to commissions | 30–90 days |
| Analytics | Plausible / Matomo | Anonymous usage statistics | 12 months |
5. Your rights
- Right of access (Art. 15 GDPR)
- Right to rectification (Art. 16 GDPR)
- Right to erasure (Art. 17 GDPR)
- Right to restriction of processing (Art. 18 GDPR)
- Right to data portability (Art. 20 GDPR)
- Right to object (Art. 21 GDPR)
- Right to withdraw consent (Art. 7(3) GDPR)
To exercise any of these rights: hello@cryptocardcompare.io
6. Right to lodge a complaint
Landesbeauftragte für Datenschutz und Informationsfreiheit Nordrhein-Westfalen (LDI NRW)
Kavalleriestraße 2-4, 40213 Düsseldorf, Germany
Phone: +49 211 38424-0
Email: poststelle@ldi.nrw.de
Website: www.ldi.nrw.de
7. Data security
We use technical and organisational security measures to protect your data. Our website is delivered exclusively over HTTPS (SSL/TLS).
8. Updates to this policy
This policy is current as of May 2026. The current version is always available at /privacy.