Privacy Policy

Last updated: 8 Jun, 2025

1. Who we are

MOINEX Ltd
5 Brayford Square, London E1 0SG, United Kingdom
Email: business@moinex.org

MOINEX Ltd ("MOINEX", "we", "our", "us") is the controller of your personal data when you use the mobile application Zenar Tracking ("Zenar", the "App").

2. Quick summary

What? Why? Where?
Profile data (name, age, gender, weight, height, activity level) To calculate personalised hydration, calorie and activity goals Stored locally on your device and—if you create an account—securely in Supabase (Frankfurt, EU-central-1)
Drink, food and activity logs; achievements; notification settings To display history, analytics, goals and rewards Same as above
Apple HealthKit data you allow us to read (e.g., Steps, Workouts) To import your activity into Zenar Stored on your device; if you are signed in, also uploaded securely to our server
Apple Sign-In token To authenticate your account Kept in Supabase (EU-central-1), encrypted at rest
Local push-notification schedule To remind you to hydrate / eat / move Stays on your device; no third-party sends these alerts

We do not collect your location, contacts, advertising IDs, or raw payment details. In-app purchases are processed securely by Apple.

3. Data you provide

You may use the App without an account; all data then remain on your device only.

4. Data from Apple HealthKit

With your explicit consent, Zenar reads the metrics you select (e.g., steps, distance, workouts) to refine goal calculations and analytics.
If you are signed into your Zenar account, imported HealthKit data are uploaded to our server with your other activity data.
Zenar never writes data back to HealthKit and never shares HealthKit data with third parties.

5. How we use your information

Purpose Legal basis (UK GDPR / EU GDPR)
Provide core tracking features, sync and analytics Performance of a contract (Art. 6 (1)(b))
Show local reminders Legitimate interests (Art. 6 (1)(f)); you can disable notifications at any time
Optional HealthKit import Explicit consent (Art. 9 (2)(a))
Customer support & troubleshooting Legitimate interests
Future paid features Performance of a contract; payments handled by Apple In-App Purchase

We do not use your data for advertising or profiling beyond the functions described above.

6. Retention & deletion

Scenario What happens?
Delete account (Settings → Account → Delete) All server-side records (profile, logs, achievements) are erased immediately and irreversibly.
Keep data local, drop sync ("Delete cloud only") Cloud copy is erased; data stay on your device until you delete the App or wipe data from Settings.
No account ever created Data live only on your device; uninstalling the App removes them.

Server backups held by Supabase are automatically overwritten within 7 days.

7. Security

8. International transfers

Your data are hosted in the European Economic Area (EEA). If we ever need to transfer data outside the EEA/UK (for example, to support users overseas), we will rely on an adequacy decision or the EU Standard Contractual Clauses (SCCs) to safeguard your information.

9. Children

Zenar is intended for users aged 13 and over. We do not knowingly collect data from children under 13. If you believe a child has provided us with personal data, contact us and we will delete it.

10. Your rights

If you are in the UK, EU or a territory with similar laws, you can:

To exercise any right, email business@moinex.org from the email linked to your Apple ID and we will respond within 30 days.

11. Changes to this policy

We may update this policy from time to time. The latest version is always available in the App (Settings → Privacy Policy).

12. Contact us

MOINEX Ltd
5 Brayford Square
London E1 0SG
United Kingdom
Email: business@moinex.org

If you are in the EU/EEA, you also have the right to lodge a complaint with your local data-protection authority.


Zenar only collects the data you enter (profile & drink logs) and, if you choose to sync, stores them encrypted in an EU data centre. No advertising or third-party tracking.