Privacy Policy

Concrete Mix Calculator
Moonsail Software LLC
Last updated: April 15, 2026

This Privacy Policy explains how Concrete Mix Calculator ("the App", "we", "us") collects, uses, and protects your information.

1. Information We Collect

App Preferences
The App stores preferences locally on your device, such as your chosen unit system and saved mix ratios. This data never leaves your device.

Analytics Data
The App uses Google Firebase Analytics to collect anonymized usage data such as screen views, feature interactions, and crash reports. Firebase may collect device identifiers, IP address, and general device information. This data is used to understand how the App is used and to improve it. This collection is governed by Google's privacy policy.

Advertising Identifiers
The App uses Google AdMob to serve ads. AdMob may collect your device's advertising identifier (Android Advertising ID), IP address, and other device information to serve personalized or non-personalized ads. This collection is governed by Google's privacy policy.

2. How We Use Your Information

App preferences are used solely to provide the App's features. We do not access, analyze, or transmit this data.

Analytics data collected by Firebase is used to understand usage patterns and improve the App. Advertising identifiers collected by AdMob are used to serve ads within the App.

3. Third-Party Services

Google Firebase Analytics — collects anonymized usage and crash data to help us improve the App. Privacy policy: policies.google.com/privacy

Google AdMob — serves ads in the App and may collect device identifiers and usage data. Privacy policy: policies.google.com/privacy

4. Data Retention and Deletion

App preferences are stored on your device and remain under your control. You can uninstall the App to remove all locally stored data. We have no copy of your data and cannot delete it on your behalf.

5. Children's Privacy

The App is not directed at children under 13. We do not knowingly collect personal information from children under 13. If you believe a child has provided personal information through the App, please contact us and we will take appropriate action.

6. Your Rights

App preferences are stored locally on your device and you have full control over them at all times. For data collected by third-party services such as Google AdMob, you can manage your ad preferences through your Android device settings under Google → Ads.

If you are located in the European Economic Area or California, you may have additional rights under GDPR or CCPA. To the extent any personal data is held by us, you may contact us to exercise those rights.

7. Changes to This Policy

We may update this policy from time to time. The "Last updated" date at the top of this page reflects the most recent revision. Continued use of the App after any changes constitutes acceptance of the updated policy.

8. Contact

If you have questions about this Privacy Policy, please contact us at:
[email protected]