Privacy Policy
12andus Astrology App for ChatGPT
Last updated: January 8, 2026
1. Introduction
This privacy policy explains how 12andus ("we", "our", "us") collects, uses, and protects your personal information when you use our Astrology App integrated with ChatGPT ("the App").
2. Data We Collect
When you use our App, we collect the following information:
2.1 Authentication Data (via Google Sign-In)
- Email address - Used to identify your account and associate your saved data
- Display name - Used for personalization
- Google account ID - Used for secure authentication
2.2 Birth Chart Data (provided by you)
- Name - A label for each birth chart (e.g., "Me", "Mom", "Partner")
- Birth date - Day, month, and year of birth
- Birth time - Hour and minute of birth (optional but recommended)
- Birth location - City name, latitude, longitude, and timezone
2.3 Technical Data
- IP address - Logged for security and abuse prevention
- Login timestamps - When you access the App
3. Why We Need Precise Birth Location
Astrology calculations require precise birth coordinates (latitude/longitude) to accurately determine:
- Your Ascendant (Rising Sign)
- House placements of planets
- Accurate planetary aspects based on local time
A difference of even 50 kilometers can change these calculations significantly. This precision is fundamental to providing accurate astrological readings.
4. How We Use Your Data
We use your data exclusively to:
- Calculate and display personalized astrological readings
- Store your birth charts for future readings without re-entering data
- Provide relationship compatibility readings between saved charts
- Generate forecasts based on current planetary transits to your birth chart
5. Data Storage and Security
- Your data is stored securely on servers located in Germany
- All connections use HTTPS encryption
- Authentication is handled securely via Google OAuth 2.0
- We do not store your Google password
6. Data Sharing
We do not sell, rent, or share your personal data with third parties.
Your data is only used to provide the astrology service you requested. We do not:
- Share data with advertisers
- Use data for marketing purposes beyond our own service
- Provide data to data brokers
7. Data Retention
- Birth chart data is retained until you delete it
- Account data is retained while your account is active
- You can delete individual birth charts at any time through the App
8. Your Rights
You have the right to:
- Access - View all birth data you have saved
- Delete - Remove any saved birth chart through the App
- Export - Request a copy of your data by contacting us
- Account Deletion - Request complete account deletion by contacting us
9. Children's Privacy
Our App is designed for users aged 13 and older. We do not knowingly collect data from children under 13. If you believe a child under 13 has provided us with personal data, please contact us.
10. Changes to This Policy
We may update this privacy policy from time to time. We will notify users of significant changes through the App or via email.
11. Contact Us
For privacy-related questions or requests, contact us at:
- Email: support@12andus.com
- Website: https://12andus.com/contact
12. Data Controller
12andus is the data controller for personal data collected through this App.