1. Introduction
Welcome to Queee Calculator! We understand the importance of privacy to you, so we have developed this privacy policy to explain how we collect, use, store, and protect your personal information.
This policy applies to the Queee Calculator application and its related services. By using our services, you agree to the terms of this policy.
2. Information We Collect
2.1 Device Information
To provide a better service experience, we may collect the following device information:
- Device model and operating system version
- Application version information
- Device unique identifier (used to generate user ID)
- Screen resolution and display settings
2.2 Usage Data
We may collect the following usage data to improve our product:
- Application usage frequency and duration
- Feature usage statistics
- Error logs and crash reports
- Performance data
2.3 Calculation Data
Important Note: Your calculation data (including input calculation expressions, calculation results, etc.) is stored locally on your device by default and is not uploaded to our servers. Only when you explicitly enable cloud sync functionality will this data be encrypted and synchronized to the cloud.
2.4 AI Function Related Data
When you use the AI Function Designer, we may collect:
- Your input function requirement descriptions
- AI-generated configuration information
- Feature usage feedback
3. Purpose of Information Use
We use the collected information for the following purposes:
- Service Provision: Provide calculator functions and AI customization services
- Product Improvement: Analyze usage patterns to optimize user experience
- Technical Support: Diagnose and resolve technical issues
- Security Assurance: Prevent fraud and abuse
- Legal Compliance: Comply with applicable laws and regulations
4. Information Storage and Protection
4.1 Local Storage
Most data is stored locally on your device, including:
- Calculation history
- Personalized configurations
- Theme settings
- User preferences
4.2 Cloud Storage
Data is only encrypted and stored in the cloud when you enable sync functionality:
- Uses industry-standard AES-256 encryption
- Data transmission uses HTTPS protocol
- Regular security audits and updates
4.3 Data Retention
We only retain your data for the necessary period:
- Local data: Until you delete the application
- Cloud data: Until you delete your account or disable sync
- Analytics data: Anonymized and retained for up to 2 years
5. Information Sharing and Disclosure
We do not sell, trade, or transfer your personal information to third parties, except when:
- We have your explicit consent
- Required by law or government agencies
- Protecting our rights, property, or safety
- Working with trusted service providers (such as cloud storage services)
Third-party Services: We may use third-party services (such as analytics tools) that have their own privacy policies. We recommend that you review the privacy policies of these services.
6. Your Rights
You have the following rights regarding your personal information:
- Right of Access: View your personal information that we collect
- Right of Rectification: Correct inaccurate or incomplete personal information
- Right of Erasure: Request deletion of your personal information
- Right to Restrict Processing: Restrict our processing of your personal information
- Right to Data Portability: Obtain a copy of your personal information
- Right to Withdraw Consent: Withdraw consent for data processing at any time
7. Children's Privacy Protection
Our services are not directed to 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.
8. International Data Transfers
Your information may be transferred to and processed in countries other than your country of residence.
We will take appropriate measures to ensure that your information is adequately protected.
9. Privacy Policy Updates
We may update this privacy policy from time to time. For significant changes, we will notify you through in-app notifications or email.
Continued use of our services indicates your acceptance of the updated policy.
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