Effective Date: May 17, 2026

Cerlune is a family coordination app designed to help families manage check- ins, tasks, medication reminders, appointments, and care-related follow-up. This Privacy Policy explains what information we collect, how we use it, and the choices you have.

Information We Collect

We may collect the following information when you use Cerlune:

• Account information, such as your name, display name, email address, user ID, and Sign in with Apple account identifier.
• Family and care coordination information, such as family members, roles, relationship labels, check-ins, tasks, notes, medication records, medication confirmations, appointments, and attention items.
• Notification information, such as Expo push tokens, platform, locale, app version, build number, notification delivery status, and push receipt status.
• Diagnostic information, such as crash logs, performance data, app version, build number, operating system, and technical error information.
• Usage information needed for app functionality, such as interactions with family coordination workflows.

We do not collect precise location, contacts, photos, videos, audio recordings, payment information, advertising data, or browsing history.

How We Use Information

We use collected information to:

• Provide account sign-in and session management.
• Create and manage families, members, check-ins, tasks, medications, appointments, and attention items.
• Assign responsibility and preserve useful activity history.
• Send notifications related to family care coordination.
• Maintain security, prevent unauthorized access, and support account deletion.
• Diagnose crashes, errors, and performance issues.