Privacy Policy – Nutrimetrics App

Last updated: September 11, 2025

1. Who We Are

This mobile app ("Nutrimetrics") is developed and maintained by Pixel Ventures. If you have any questions or want to exercise your privacy rights, you can contact us (see section 12).

2. What Personal Data We Collect and Why

Most features are usable without providing health data. No data is collected without your consent.

Data	Category	Purpose	Legal Basis (GDPR Art. 6)
Email, password hash, session tokens	Identifiers	Authentication	Contract (Art. 6.1.b)
First name, age, gender, height, weight, locale, language	Profile & health data	Personalized nutrition feedback	Explicit consent (Art. 6.1.a & 9.2.a)
Food photos, AI-generated nutrition estimates	Special category (health)	Dietary tracking	Explicit consent (Art. 6.1.a & 9.2.a)
Activity logs, weight history	Health-related data	Progress tracking	Contract (Art. 6.1.b)
Push tokens	Technical	Notification delivery	Consent (Art. 6.1.a)
Device info, logs, theme, offline status	Diagnostics	App stability & performance	Legitimate interest (Art. 6.1.f)

3. Third-Party Services (Data Processors)

We may use third-party services to support features such as:

Authentication, database, and image storage
Nutrition analysis from food photos using AI
Push notifications and crash reporting (if enabled)

These providers only process personal data on our behalf and under strict data protection agreements. We do not share personal data with third parties for advertising or profiling.

4. International Transfers

Some providers may process data outside your jurisdiction. When this occurs, we rely on safeguards such as:

Standard Contractual Clauses (SCCs)
Data Processing Agreements (DPAs)

You may contact us for more details.

5. Data Retention

Data is retained according to the following schedule:

Account and profile data: Until account deletion
Session tokens: Until logout or expiration
Food photos: Until user deletion
Health/activity data: Until user deletion or reset
Technical logs: Deleted periodically

6. Your Rights (Under GDPR)

Access your data (Art. 15)
Correct inaccurate data (Art. 16)
Delete your data (Art. 17 – via app settings)
Export your data (Art. 20 – coming soon)
Withdraw consent (Art. 7.3)
Object to processing (Art. 21)
File a complaint with a data protection authority

7. Data Security

We take your privacy seriously. Security measures include:

Encrypted transmission (TLS)
Encrypted storage of sensitive data
Secure access controls
Row-Level Security in the database
No personal data stored locally unencrypted

8. AI & Automated Decisions

Analyses are based solely on the images you provide.
No automated decisions are made that produce legal or similarly significant effects on you.
Images are processed temporarily and not used to train external models.

9. Consent & Permissions

You will always be asked for explicit consent before:

Collecting health or sensitive data (e.g., food photos, gender)
Accessing mobile permissions (e.g., camera, notifications)

You can withdraw certain consents (like notifications or camera access) by adjusting your device's system settings.

10. Payment Data

If you choose to make purchases within the app, we may collect information necessary to process your payment (e.g., payment instrument number, associated security code).

All payment data is handled and stored by:

Apple App Store (Apple Inc.) – Privacy Policy
Google Play Store (Google LLC) – Privacy Policy
RevenueCat – Privacy Policy
Stripe – Privacy Policy

We do not store full payment details ourselves.

11. Updates to This Policy

We may update this Privacy Policy to reflect changes in legal requirements, new app features, or evolving data practices. The latest version will always be available at: https://nutrimetrics.app/privacy

12. Contact

Email: support@nutrimetrics.app

Pixel Ventures, 1 Rue Marguerin, 75014 Paris, France