Privacy policy
Privacy Policy
Last updated: January 2026
This Privacy Policy describes how Sunday Club (“we”, “us”, or “our”) collects, uses, and discloses your personal information when you visit, use our services, participate in the Meta Puzzle Challenge, sign up for subscriptions, make a purchase from sundayclub.com (the “Site”), or otherwise communicate with us (collectively, the “Services”).
For purposes of this Privacy Policy, “you” and “your” mean you as a user of the Services, whether you are a customer, subscriber, website visitor, Meta Puzzle Challenge participant, or another individual whose information we collect.
By accessing or using any of the Services, you agree to the collection, use, and disclosure of information as described in this Privacy Policy. If you do not agree, please do not use the Services.
Changes to This Privacy Policy
We may update this Privacy Policy from time to time to reflect changes to our practices, operations, legal requirements, or Services. When we do, we will update the “Last updated” date at the top of this page. Your continued use of the Services after any changes indicates acceptance of the updated policy.
How We Collect and Use Personal Information
We collect personal information to provide and improve the Services, process orders and subscriptions, manage accounts, administer the Meta Puzzle Challenge, communicate with you, and comply with legal obligations.
We may also use personal information to enforce our Terms of Service, prevent fraud or misuse, and protect the rights and safety of Sunday Club and our users.
What Personal Information We Collect
Information You Provide Directly
Information you choose to provide may include:
Contact and Account Information
Name, email address, shipping address, and account details used for orders, subscriptions, customer support, and Meta Puzzle Challenge participation.
Meta Puzzle Challenge Information
Leaderboard name, puzzle activity, scores, and participation history. Leaderboard names and scores may be displayed publicly. Full names and email addresses are kept private and used only for account management and winner notifications.
Order and Payment Information
Billing and shipping addresses and order details. Payment information is processed securely by third-party payment processors; we do not store full payment card details.
Customer Support Communications
Any information you include when contacting us by email or through the Site.
Information Collected Automatically
We may automatically collect certain information about your device and usage of the Services, including:
IP address, browser type, device information, operating system, and general site activity. We also collect usage data related to participation in the Meta Puzzle Challenge and interactions with the Site.
Information from Third Parties
We receive information from trusted third parties that help us operate the Services, including:
Shopify, which powers our online store and subscription infrastructure;
Payment processors, which securely handle transactions;
Analytics providers, which help us understand site usage and improve performance.
We do not sell personal information or share sensitive personal data for advertising purposes.
How We Use Personal Information
We use personal information to:
Provide access to accounts and the Meta Puzzle Challenge;
Process purchases, subscriptions, and shipments;
Display leaderboard information where applicable;
Send service-related emails, including order confirmations, shipping updates, Bulletin updates, and account notices;
Send optional marketing or newsletter communications (you may opt out at any time);
Improve and maintain the Services;
Protect against fraud, misuse, or unauthorized access.
How We Share Personal Information
We share personal information only as necessary to operate the Services, including with:
Service providers that help us process payments, fulfill orders, host the Site, or analyze performance;
Legal or regulatory authorities if required by law.
We do not sell your personal information.
Cookies and Tracking Technologies
We use cookies and similar technologies to operate the Site, keep users logged in, analyze usage, support the Meta Puzzle Challenge, and improve security and performance.
You can control cookies through your browser settings, though disabling cookies may limit certain features of the Services.
Data Security
We take reasonable measures to protect personal information, including encryption, secure servers, and limited internal access. However, no system is completely secure, and we cannot guarantee absolute security.
You are responsible for keeping your login credentials and any private access links confidential.
Your Rights and Choices
Depending on your location, you may have the right to:
Access, update, or correct your personal information;
Request deletion of your account or personal data;
Opt out of non-essential emails.
To make a request, contact us using the information below. We may need to verify your identity before fulfilling certain requests.
Children’s Privacy
The Services are not intended for children under the age of 13. We do not knowingly collect personal information from children. If you believe a child has provided personal information, please contact us so we can delete it.
Third-Party Links
The Site may contain links to third-party websites. We are not responsible for the privacy practices or content of those third parties.
Contact Us
If you have questions about this Privacy Policy or our data practices, contact us at:
Email: hello@sundayclub.com
Black King Games LLC
90 Church St, Floor 1, PO Box 883
New York, NY 10007