Last Updated: December 1, 2025
Welcome to Lumea. We take your privacy protection and personal information security very seriously. This Privacy Policy explains how we collect, use, store, and protect your personal information.
Developer: Independent Developer
Contact Email: lihongyangnju@gmail.com
Address: No. 163 Xianlin Avenue, Qixia District, Nanjing, Jiangsu Province, China
Account Information: When you sign in with Apple, we collect your Apple ID associated information (user identifier), but we do not obtain your password or email address.
Usage Data (Stored Locally Only):
Device Information: We may collect basic device information such as device model, operating system version, and app version for troubleshooting and improving app performance.
For users in the European Economic Area (EEA), United Kingdom, and Switzerland, we process your personal information based on the following legal grounds:
The information we collect is used solely for the following purposes:
Local Storage: All your practice data, voice recordings, settings, and records are stored locally on your device using iOS secure storage mechanisms. We do not upload this data to cloud servers or external databases.
Data Security: We employ industry-standard security measures to protect your data, including:
Data Location: Since all data is stored locally on your device, your data remains in your physical location and under your control.
We commit to:
This app uses the following Apple services:
Sign in with Apple: Used for secure account authentication. Apple's Privacy Policy applies to this service. We only receive a unique user identifier and do not receive your email or other personal information unless you choose to share it.
App Store In-App Purchase: Used for processing subscription payments. All payment information is handled by Apple, and we do not have access to your payment details. Apple's Privacy Policy applies to payment processing.
No Other Third-Party Services: We do not use any third-party analytics, advertising, or tracking services.
This app is not directed to children under 13. We do not knowingly collect personal information from children under 13. If you discover that we have collected personal information from a child, please contact us and we will delete it immediately.
You have the following rights regarding your personal information:
If you are located in the European Economic Area, United Kingdom, or Switzerland, you have additional rights:
If you are a California resident, you have the right to:
To exercise these rights, contact us at lihongyangnju@gmail.com.
Your data will remain on your device until you delete the app or clear the data. After deleting the app, all local data will be permanently deleted.
We may update this Privacy Policy from time to time. The updated policy will be published in the app and on the website, with the update date noted. For significant changes, we will notify you through in-app notifications.
If you have any questions, comments, or suggestions about this Privacy Policy, please contact us:
Email: lihongyangnju@gmail.com
This Privacy Policy is governed by the laws of the United States of America.