Privacy Policy
Last updated: March 13, 2026
1. Information We Collect
When you use Card Price King, we may collect the following types of information:
Account Information
Name, email address, username, and password when you create an account.
Shipping Information
Physical addresses, phone numbers, and recipient names for order fulfillment.
Payment Information
Payment card details are collected and processed securely by Stripe. We store only the last 4 digits and card brand for display purposes. We never store full card numbers.
Camera & Photos
When you use the card scanner, images are captured temporarily to identify your trading card via AI. Scanned images are processed in real-time and are not permanently stored on our servers unless you choose to list the card for sale.
Usage Data
We collect general usage information such as pages visited, features used, and device type to improve the service.
2. How We Use Your Information
- To create and manage your account
- To process purchases and facilitate order fulfillment between buyers and sellers
- To identify trading cards using AI-powered image recognition
- To display real-time market prices from eBay
- To send order updates, shipping notifications, and auction alerts
- To process payments and seller payouts via Stripe
- To prevent fraud and ensure platform safety
- To improve our services and user experience
3. Third-Party Services
We use the following third-party services to operate Card Price King:
| Service | Purpose |
|---|---|
| Stripe | Payment processing, seller payouts, card storage |
| Google (Gemini AI) | AI-powered card identification from camera images |
| eBay Browse API | Real-time market price comparisons |
| EasyPost | Shipping label generation and tracking |
| Google Analytics | Anonymous usage analytics |
Each third-party service has its own privacy policy. We encourage you to review them.
4. Data Sharing
We do not sell your personal information to third parties. We share information only in these situations:
- With sellers/buyers — Shipping name and address are shared with sellers to fulfill your order. Buyer information is shared with sellers only for completed transactions.
- With service providers — As listed above, to process payments, generate shipping labels, and provide AI scanning.
- Legal requirements — If required by law, court order, or government regulation.
5. Data Security
We take reasonable measures to protect your personal information, including:
- HTTPS encryption for all data in transit
- Passwords are hashed using industry-standard algorithms and never stored in plain text
- Payment card data is handled exclusively by Stripe (PCI-DSS Level 1 compliant)
- Session tokens stored securely in iOS Keychain on mobile devices
6. Data Retention
We retain your account information as long as your account is active. Order records are kept for legal and accounting purposes. You may request deletion of your account and personal data at any time by contacting us.
7. Your Rights
You have the right to:
- Access the personal data we hold about you
- Correct inaccurate information
- Request deletion of your account and associated data
- Opt out of marketing communications
- Export your data in a portable format
8. Children's Privacy
Card Price King is not directed at children under 13. We do not knowingly collect personal information from children under 13. If you believe a child has provided us with personal information, please contact us and we will delete it.
9. Changes to This Policy
We may update this privacy policy from time to time. We will notify you of any significant changes by posting the new policy on this page and updating the "Last updated" date.
10. Contact Us
If you have questions about this privacy policy or your personal data, please contact us at: