Privacy Policy

Last updated: April 2026

Application: DNA Pro Health | Website: dna-pro.web.app

1. Data We Collect

DNA Pro Health collects only the data you explicitly provide:

• Health metrics you manually enter (steps, heart rate, sleep, etc.)
• Fitbit data you authorize via Fitbit API
• Google Fit data you authorize via Google OAuth

2. How We Store Data

All your health data is stored locally on your device using browser localStorage and IndexedDB. We do not transmit your health data to any server.

3. Fitbit Integration

When you connect Fitbit, your Personal Access Token is stored locally in your browser. We use it only to fetch your health data directly from Fitbit's API. We never share this token with third parties.

4. Google Fit Integration

When you connect Google Fit, your OAuth token is stored locally. We use it only to read your fitness data. We never share this token.

5. Data Sharing

We do not sell, share, or transmit your personal health data to any third parties.

6. Data Deletion

You can delete all your data at any time by clearing your browser's localStorage, or using the Data Security page in the app.

7. Contact

For privacy questions: dna-pro.web.app