Privacy Policy
Last updated: April 1, 2026
This Privacy Policy describes how Centaur Studios ("we", "us", or "our") collects, uses, and shares information about you when you use our mobile applications and websites (collectively, the "Services").
1. Information We Collect
1.1 Information You Provide
We may collect information that you voluntarily provide to us, including:
- Contact information (e.g., name, email address) when you reach out to us
- User-generated content within our applications (e.g., workout data in GrindLog)
- Payment and subscription information processed through Apple App Store or Google Play Store
1.2 Information Collected Automatically
When you use our Services, we may automatically collect certain information, including:
- Device Information: Device type, operating system, unique device identifiers
- Usage Data: How you interact with our apps, features you use, session duration
- Analytics Data: Crash reports, performance data via Firebase Analytics and Firebase Crashlytics
- Advertising Data: Ad interaction data, advertising identifiers (IDFA/GAID)
2. How We Use Your Information
We use the information we collect to:
- Provide, maintain, and improve our Services
- Process transactions and manage subscriptions
- Display relevant advertisements through Google AdMob
- Analyze usage patterns to improve user experience
- Detect, prevent, and address technical issues
- Respond to your inquiries and provide customer support
3. Advertising
Our free applications display advertisements through Google AdMob. AdMob may use cookies and device identifiers to serve personalized or non-personalized ads based on your preferences and interactions. You can opt out of personalized advertising through your device settings.
For more information about Google's advertising practices, please visit: Google Advertising Policies
4. Third-Party Services
Our apps may use the following third-party services:
- Google AdMob — Advertising
- Firebase Analytics — Usage analytics and crash reporting
- Firebase Crashlytics — Crash reporting and diagnostics
- RevenueCat — Subscription management (GrindLog)
- Apple App Store / Google Play Store — App distribution and payments
Each third-party service has its own privacy policy governing data collection and use.
5. Data Storage and Security
Most user data in our applications is stored locally on your device. We implement appropriate technical and organizational measures to protect the information we collect. However, no method of transmission over the Internet or electronic storage is 100% secure.
6. Children's Privacy
Our Services are not directed to children under the age of 13. We do not knowingly collect personal information from children under 13. If we become aware that we have collected personal information from a child under 13, we will take steps to delete such information.
7. Your Rights
Depending on your jurisdiction, you may have the right to:
- Access, correct, or delete your personal data
- Object to or restrict processing of your data
- Data portability
- Withdraw consent at any time
- Opt out of personalized advertising
8. International Data Transfers
Your information may be transferred to, and processed in, countries other than the country in which you reside. These countries may have data protection laws that are different from those in your country.
9. Changes to This Policy
We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date.
10. App-Specific Privacy Information
For detailed privacy information about each of our applications, please visit:
11. Contact Us
If you have any questions about this Privacy Policy or our data practices, please contact us at:
- Email: contact@centaurstudios.online
- Website: centaurstudios.online