Lumi App

Privacy Policy

Effective Date: January 1, 2025  ·  Last Updated: June 4, 2026

Your privacy matters to us. This Privacy Policy explains what information we collect, why we collect it, and how we protect it.

1. Information We Collect

2. How We Use Your Information

The information we collect is used to:

3. Information Sharing

We do not sell your personal information. We may share data only in the following circumstances:

4. Data Security

5. Data Retention

Your account data is retained for as long as your account remains active. Upon account deletion, we will delete or anonymize personal information within 30 days, except where retention is required for legal, security, fraud prevention, or transaction record purposes.

6. Children's Privacy

Lumi is intended for users aged 18 and older. We do not knowingly collect personal information from children or minors. If we become aware that a user is under 18, we will promptly delete the account and associated data where required by law. Reports involving minors or child safety can be sent to synthemins@gmail.com.

7. Your Rights

Depending on your jurisdiction, you may have the right to:

To exercise these rights, contact us at synthemins@gmail.com.

8. Local Storage & Tracking

Lumi uses local device storage to save login sessions and app preferences. Lumi may use analytics, attribution, and crash-related technologies to understand app performance, measure installs, prevent fraud, and improve product quality.

9. Third-Party Services

Lumi may integrate with third-party services including Google Play Billing, Firebase Cloud Messaging, Adjust, and Meta/Facebook SDK. These providers process data under their own privacy policies and terms. Google Play handles payment processing directly; we receive purchase confirmation data, not payment card details.

10. Policy Updates

We may update this Privacy Policy from time to time. When material changes occur, we will notify you through the app or other appropriate means. Your continued use of Lumi after the effective date constitutes acceptance of the updated policy.