Privacy Policy

Last updated: 2026-04-07
App name: ChemBrief
Operator: Echemi (or its affiliated entity operating ChemBrief, "we", "us", "our")

This Privacy Policy explains how we collect, use, disclose, and protect personal data when you use ChemBrief.

1. Scope

This Policy applies to the ChemBrief mobile app, related websites, and connected services that link to this Policy.

It does not apply to third-party services (e.g., Apple, Google, payment processors, external links), which have their own privacy policies.

2. Data We Collect

2.1 Data you provide

• Account data (e.g., email, nickname, avatar)
• Sign-in data from identity providers (e.g., Google/Apple account identifiers, token claims required for authentication)
• Profile edits and support requests
• User-generated content (e.g., Q&A submissions, follows/subscriptions)

2.2 Data collected automatically

• Device and app information (device model, OS version, app version, language, timezone)
• Log and diagnostic data (error logs, crash traces, request metadata)
• Usage events (feature interactions, screen views, engagement metrics)
• Network and security signals (IP, region approximation, anti-abuse indicators)

2.3 Notification-related data

• Push notification token(s)
• Notification preference settings
• Reminder subscription metadata (e.g., report symbol/date alerts)

2.4 Subscription and transaction data

• Product identifiers, order references, entitlement status, and verification metadata
• We do not directly store full payment card numbers for in-app purchases processed by app stores.

3. How We Use Data

We process personal data to:

• provide, maintain, and secure the App;
• authenticate users and manage sessions;
• deliver content, personalization, and subscriptions;
• send service notifications, reminders, and account updates;
• process purchases, verify entitlements, and prevent fraud;
• analyze performance and improve product quality;
• comply with legal obligations and enforce policies.

4. Legal Bases (where applicable)

Depending on jurisdiction, we rely on one or more legal bases:

• contract performance (service delivery);
• legitimate interests (security, fraud prevention, analytics, service improvement);
• consent (where required for specific processing, e.g., some notifications/cookies);
• legal obligation compliance.

5. Data Sharing

We may share data with:

• service providers (hosting, analytics, messaging, customer support, monitoring);
• identity and platform providers (e.g., Apple/Google sign-in, app marketplace);
• legal authorities or counterparties when required by law or to protect rights and safety;
• affiliates in connection with service operations.

We do not sell personal information for monetary consideration.

6. International Data Transfers

Data may be processed in countries other than your residence. We implement reasonable safeguards for cross-border transfers as required by applicable law.

7. Data Retention

We retain personal data only as long as necessary for:

• service delivery and account operation;
• legal, tax, accounting, and compliance needs;
• dispute handling and policy enforcement.

Retention periods may vary by data category and legal requirements.

8. Security

We use administrative, technical, and organizational measures designed to protect personal data, including access control, encryption in transit, and operational monitoring.

No method of transmission or storage is completely secure.

9. Your Rights

Depending on your location, you may have rights to:

• access, correct, or delete personal data;
• restrict or object to processing;
• data portability;
• withdraw consent (where processing depends on consent);
• lodge complaints with a supervisory authority.

To exercise rights, contact us using the details below.

10. Children

ChemBrief is not directed to children under the minimum age required by applicable law. If we learn that we collected personal data from children without proper authorization, we will take appropriate steps to delete it.

11. Changes to this Policy

We may update this Policy from time to time. We will publish the updated version with a revised "Last updated" date and provide additional notice where required.

12. Contact

For privacy requests or questions:

• Email: info@echemi.com
• Website: https://www.echemi.com