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Privacy Policy
Group Signal LLC, operating as WhatsChrono · Effective June 1, 2026

No mobile information will be shared with third parties or affiliates for marketing or promotional purposes. Mobile opt-in data and consent will not be shared with any third parties.

1. Who We Are

WhatsChrono is a platform operated by Group Signal LLC, a Texas limited liability company. We provide real-time watch market intelligence and listing alerts to verified luxury watch dealers. References to "we," "us," or "our" mean Group Signal LLC.

Contact: privacy@whatschrono.com

2. Information We Collect

We collect information you provide when creating an account, including your name, email address, business name, and optionally your mobile phone number if you opt in to SMS notifications.

We also collect listing data from WhatsApp dealer groups, including message text, sender information, pricing, and images, for the purpose of powering search and alert functionality on the platform.

3. How We Use Your Information

We use your information to provide and improve the WhatsChrono platform, authenticate your account, deliver listing alerts matching your saved searches, and communicate with you about your account or subscription.

If you provide your mobile number and consent to SMS notifications, we use it solely to send you watch listing alerts matching your saved searches. We do not use your mobile number for marketing or promotional messaging.

4. SMS Notifications

WhatsChrono offers optional SMS text message alerts for new watch listings that match your saved searches. SMS notifications are entirely opt-in.

By providing your mobile number and checking the consent box on the Alerts page, you agree to receive SMS text messages from WhatsChrono. Message frequency varies based on market activity. Message and data rates may apply.

To opt out at any time, reply STOP to any message you receive from us. You may also remove your mobile number from your account on the Alerts page. After opting out, you will receive one confirmation message and no further SMS messages will be sent.

For help, reply HELP to any message or contact us at privacy@whatschrono.com.

No mobile information, including your phone number and SMS consent status, will be shared with third parties or affiliates for marketing or promotional purposes. Information may be shared with subcontractors who support the delivery of our service, such as our SMS delivery provider (Twilio), solely for the purpose of sending messages on our behalf.

5. Data Sharing

We do not sell your personal information. We do not share your personal information with third parties for their own marketing purposes.

We may share information with service providers who assist in operating the platform, including cloud infrastructure providers, email delivery services, payment processors, and SMS delivery providers. These providers are contractually obligated to use your information only to perform services on our behalf.

We may disclose information if required by law or to protect the rights, property, or safety of WhatsChrono, our users, or the public.

6. Data Retention

Watch listing data collected from WhatsApp groups is retained for up to 12 months to support platform search functionality. Account information is retained for as long as your account is active. You may request deletion of your account and associated data by contacting us at privacy@whatschrono.com.

7. Security

We use industry-standard security measures to protect your information, including encrypted connections (HTTPS), hashed passwords, and access controls. No method of transmission over the internet is completely secure, and we cannot guarantee absolute security.

8. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of material changes by posting the updated policy on this page with a new effective date. Continued use of the platform after changes constitutes acceptance of the updated policy.

9. Contact

If you have questions about this Privacy Policy or how your data is handled, contact us at privacy@whatschrono.com or by mail at Group Signal LLC, Houston, Texas.