VSTSA-APP values your privacy. This Privacy Policy explains how we collect, use, store, and protect your personal information. By using this application, you agree to the terms of this Privacy Policy.
1. Information Collection
1.1 Information We Collect
VSTSA-APP is a local calculation tool, and we collect as little information as possible:
- Usage Data: We may collect anonymous statistics about app usage to improve app performance
- Device Information: We may collect basic information such as device type and operating system version for compatibility optimization
- Crash Reports: If the app crashes, we may collect crash logs to help diagnose and fix issues
1.2 Information We Do Not Collect
We do not collect the following information:
- Personally identifiable information (name, email, phone number, etc.)
- Calculation parameters and data you input
- Location information
- Contact information
- Photos or other media files
2. Data Storage
VSTSA-APP primarily stores data locally on your device:
- Local Storage: All calculation parameters, history, and user settings are stored on your device
- No Cloud Sync: By default, your data is not uploaded to our servers
- Data Control: You can clear app data or uninstall the app at any time to delete all local data
3. Information Use
We only use collected information for the following purposes:
- Improve app functionality and performance
- Fix errors and crash issues
- Analyze usage patterns to optimize user experience
- Ensure app compatibility and security
We do not:
- Sell your information to third parties
- Use your information for advertising purposes
- Use your information for any commercial marketing
4. Data Security
We take reasonable security measures to protect your information:
- Encrypted data transmission (where applicable)
- Secure server environment
- Regular security audits
- Minimal data collection principles
However, please note that no method of data transmission or storage is 100% secure. While we strive to protect your information, we cannot guarantee absolute security.
5. Third-Party Services
VSTSA-APP may use the following third-party services:
- App Stores: When downloading through the App Store or Google Play, these platforms may collect certain information
- Analytics Services: We may use anonymous analytics services to understand app usage
- Crash Reporting: We may use crash reporting services to diagnose issues
These third-party services have their own privacy policies. We recommend that you review the privacy policies of these services.
6. Children's Privacy
VSTSA-APP is not directed at children under 13 years of age. We do not knowingly collect personal information from children under 13. If we discover that we have collected such information, we will delete it immediately.
7. Your Rights
Under applicable privacy laws, you may have the following rights:
- Right of Access: You may request that we provide information we hold about you
- Right to Deletion: You may request that we delete your information
- Right to Correction: You may request that we correct inaccurate information
- Right to Object: You may object to certain data processing activities
To exercise these rights, please contact us through the Contact Us page or send an email to [email protected].
8. Data Retention
We only retain your information for as long as necessary:
- Usage data: Retained until no longer needed for app improvement
- Crash logs: Retained until issues are resolved
- Analytics data: May be retained long-term after anonymization for trend analysis
9. International Data Transfers
Your information may be processed and stored outside your country/region. By using this application, you agree to the transfer of information to the country/region where we operate.
10. Privacy Policy Changes
We may update this Privacy Policy at any time. Significant changes will be published on this page and will take effect immediately upon publication. We recommend that you review this Privacy Policy regularly for the latest information.
11. Contact Us
If you have any questions or concerns about this Privacy Policy, please contact us through the following methods: