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Privacy Policy for CalcEngineer

Effective Date: January 2025
App Version: 1.0
Developer: Justin Bush | JB CRE8IV

1. Introduction

CalcEngineer ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our mobile application.

2. Information We Collect

2.1 Information You Provide

  • App Preferences: Unit system preferences (imperial/metric), favorite calculators, and app settings

  • Disclaimer Agreement: Your agreement to the app's terms and conditions

2.2 Information We Don't Collect

  • Personal Information: We do not collect names, email addresses, phone numbers, or any personally identifiable information

  • Location Data: We do not access or collect your location information

  • Device Information: We do not collect device identifiers, IP addresses, or network information

  • Usage Analytics: We do not track how you use the app or collect analytics data

3. How We Use Your Information

3.1 App Functionality

  • Unit Preferences: To remember your preferred unit system (imperial/metric) across app sessions

  • Favorites: To save and display your favorite calculators for quick access

  • Settings: To maintain your app configuration preferences

3.2 Data Storage

  • Local Storage: All data is stored locally on your device

  • No Cloud Storage: We do not upload or store your data on external servers

  • No Third-Party Sharing: We do not share your data with any third parties

4. Data Security

4.1 Local Security

  • Device Protection: Your data is protected by your device's security measures

  • No External Access: We cannot access your data as it's stored locally

  • Secure Storage: Data is stored using iOS secure storage methods

4.2 No Data Transmission

  • No Internet Required: The app functions completely offline

  • No Data Uploads: We never transmit your data over the internet

  • Privacy by Design: Built with privacy as a core principle

5. Your Rights and Choices

5.1 Data Control

  • Delete Data: You can reset all app data through the app's settings

  • Change Preferences: You can modify your unit preferences and favorites at any time

  • Opt Out: You can stop using the app at any time

5.2 Data Portability

  • Local Control: All your data remains under your control on your device

  • No Export: Since data is local, there's no need for data export functionality

6. Children's Privacy

Our app is designed for professional engineering use and is not intended for children under 13. We do not knowingly collect any personal information from children under 13.

7. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy in the app and updating the "Effective Date" at the top of this policy.

8. Contact Information

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

Developer: Justin Bush | JB CRE8IV
Email: justin@jbcre8iv.com
Website: https://www.jbcre8iv.com

9. California Privacy Rights

If you are a California resident, you have the right to request information regarding the disclosure of your personal information to third parties. Since we do not collect or share personal information, no such disclosure occurs.

10. International Users

This app is designed for use in the United States and other countries. If you use the app from outside the United States, please note that your information will be stored locally on your device in accordance with this Privacy Policy.

11. Consent

By using CalcEngineer, you consent to the collection and use of information in accordance with this Privacy Policy.

Last Updated: January 2025
Version: 1.0

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