Privacy Policy

DecisionMind (“we,” “our,” or “us”) operates a scientific multi-criteria decision making (MCDM) platform. This Privacy Policy explains how we collect, use, store, and protect your personal information when you use our services.

1. Data Collection

We collect the following types of information:

• Account information: Name, email address, and encrypted password when you create an account.
• Decision data: Decision matrices, criteria weights, and analysis parameters you upload or configure.
• Usage data: Pages visited, features used, timestamps, and interaction patterns to improve our service.
• Technical data: Browser type, device information, IP address, and locale preferences.

2. How We Use Your Data

• To provide, maintain, and improve the DecisionMind platform.
• To process your MCDM analyses and generate reproducible results.
• To authenticate your identity and manage your account.
• To send essential service notifications (e.g., analysis completion, security alerts).
• To conduct anonymized, aggregated research on MCDM methodology usage patterns.

3. Data Storage & Security

Your data is stored securely on infrastructure provided by Supabase (PostgreSQL) and Vercel. We implement industry-standard security measures including:

• Encryption at rest and in transit (TLS 1.3).
• Row-level security (RLS) policies ensuring data isolation between users.
• Regular security audits and dependency vulnerability scanning.
• Automated backups with point-in-time recovery capabilities.

4. Third-Party Services

We use the following third-party services:

We do not sell, rent, or trade your personal information to any third party.

5. Cookies & Local Storage

DecisionMind uses minimal cookies and browser local storage strictly for functional purposes: session authentication tokens, theme preference (dm:theme), and language preference (dm:locale). We use Plausible Analytics, which is cookieless and does not track individual users.

6. Your Rights

You have the right to:

• Access your personal data and download your analysis history.
• Rectify inaccurate personal information.
• Delete your account and all associated data permanently.
• Export your decision matrices and results in standard formats (CSV, PDF).
• Withdraw consent for optional data processing at any time.

If you are located in the European Economic Area (EEA), you additionally have rights under GDPR including the right to data portability and the right to lodge a complaint with a supervisory authority.

7. Contact

For privacy-related inquiries, data requests, or concerns, please contact us at:

We aim to respond to all privacy inquiries within 30 days.