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711ZILIAby sevenelevenziliang

Privacy Policy

Last updated: 4 November 2026

This Privacy Policy explains how the 711ZILIA mobile application (the “App”) and the website 711zilia.app handle information. The App is published by sevenelevenziliang, P J Troelstralaan 5, 3118 VA Schiedam, Netherlands (“we”, “us”).

1. Summary

The App works fully offline. We do not collect, receive, store, sell or share any personal data entered into the App. Everything you enter stays on your device.

2. What the App stores on your device

To work, the App saves the following information locally on your iPhone:

  • your settings (language, currency, time format, theme, reminder and App Lock preferences);
  • services you create (name, category, duration, price, colour, notes);
  • client cards you create (name or nickname, a contact you choose to type in, preferences and notes);
  • appointments, visit results, materials, shades or techniques, and your private notes.

This information never leaves your device through the App. We have no access to it.

3. Your clients' information

When you enter information about your clients, you decide what to store and you are responsible for it. Please only store what you need for your work and tell your clients that you keep notes about their visits. The App is not medical documentation; do not use it to store medical diagnoses.

4. Permissions

  • Notifications — used only for optional reminders that you set. They are created on the device; no server is involved.
  • Face ID / Touch ID / passcode — used only if you turn on App Lock. The check is done by iOS; the App never receives your biometric data.
  • The App does not ask for access to your contacts, photos, location, microphone or camera.

5. No account, analytics, advertising or tracking

The App has no registration or login, contains no analytics or advertising tools, does not track you across apps or websites and does not send data over the internet.

6. Storage, backups and deletion

Data is kept until you delete it. You can delete individual records in the App. Deleting the App deletes all its data from the device, and it cannot be recovered by us. If you use your iPhone's own backup (for example iCloud Backup or a computer backup), that backup may include the App's data; this is managed by Apple and your device settings, not by us.

7. When you contact us

If you write to us at studio@711zilia.app, we receive your email address and the content of your message. We use them only to answer you (legal basis: our legitimate interest in providing support, Art. 6(1)(f) GDPR). We keep this correspondence for as long as needed to handle your request and no longer than 24 months, and we do not share it with third parties except our email hosting provider.

8. This website

This website uses no cookies, no analytics and no third-party scripts or fonts. Like any web server, our hosting provider may keep technical logs (such as IP address, date and requested page) for a short time for security and to keep the site working.

9. Children

The App is a work tool for adults and is not directed at children under 16.

10. Your rights

Under the GDPR you have the right to access, correct, delete, restrict or object to the processing of your personal data, and the right to data portability. Because the App does not send us any data, you control App data directly on your device. For any personal data we hold (for example your emails to us), contact studio@711zilia.app. You also have the right to lodge a complaint with a supervisory authority, in the Netherlands the Autoriteit Persoonsgegevens (autoriteitpersoonsgegevens.nl).

11. Changes

If we change this policy, we will publish the new version on this page with a new date. If a future version of the App starts processing data differently, we will update this policy before that version is released.

12. Contact

sevenelevenziliang
P J Troelstralaan 5, 3118 VA Schiedam, Netherlands
Email: studio@711zilia.app