← Back to Home

Privacy Policy

Last Updated: December 5, 2025

Onner Tech Company Limited ("Company," "we," "us," or "our") operates the DualStar mobile application (the "App"). This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our App.

Summary: We collect only the information necessary to provide you with personalized astrology readings. We do not sell your personal data to third parties.

1. Information We Collect

1.1 Information You Provide

Data Type Purpose Required
Email Address Account creation, authentication, and communication Yes
Birth Date Calculate your astrological chart and generate readings Yes
Birth Time Precise chart calculations for accurate readings Optional
Birth Location Calculate planetary positions at your birth location Yes

1.2 Information Collected Automatically

Data Type Purpose Retention
Device Location (once) Set default timezone during onboarding Not stored permanently
Device Information App optimization and crash reporting Anonymized
App Usage Data Improve user experience Aggregated, anonymized

1.3 Purchase Information

When you make in-app purchases, payment processing is handled entirely by Apple App Store or Google Play Store. We do not collect or store your payment card information. We receive only:

2. How We Use Your Information

We use your information for the following purposes:

3. Third-Party Service Providers

We use the following third-party services to operate the App:

Service Purpose Data Shared
Supabase Database and authentication Email, birth data, user preferences
Resend Email delivery (OTP) Email address only
RevenueCat Subscription management User ID, purchase status
Apple/Google In-app purchase processing As per their privacy policies

Each third-party provider operates under their own privacy policies. We encourage you to review their policies.

4. Data Storage and Security

Your data is stored securely using industry-standard practices:

Data Location: Your data may be stored and processed in the United States or other countries where our service providers maintain facilities.

5. Data Retention

We retain your personal information for as long as your account is active or as needed to provide you services. Specifically:

6. Your Rights and Choices

6.1 Access and Portability

You have the right to request a copy of your personal data. Contact us at privacy@dualstar.app to request your data.

6.2 Correction

You can update your birth information and preferences within the App's Profile settings.

6.3 Deletion

You can delete your account and all associated data at any time through the App's Settings menu. Upon deletion:

You can also request deletion by emailing privacy@dualstar.app.

6.4 Marketing Communications

We do not send marketing emails. The only emails you receive are one-time passwords for authentication and critical service updates.

7. Children's Privacy

The App is not intended for children under 13 years of age. We do not knowingly collect personal information from children under 13. If we discover that a child under 13 has provided us with personal information, we will delete it immediately.

8. International Users

8.1 European Economic Area (GDPR)

If you are in the EEA, you have additional rights under the General Data Protection Regulation:

Our legal basis for processing your data is:

8.2 California Residents (CCPA)

California residents have the right to:

We do not sell your personal information.

9. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any material changes by:

10. Contact Us

If you have questions or concerns about this Privacy Policy or our data practices, please contact us:

Onner Tech Company Limited

Email: privacy@dualstar.app

Support: https://dualstar.app/support