Privacy Policy

Compound Interest Calculator mobile app

Effective date: 23 May 2026

Summary: the mobile app does not collect, transmit, sell, or share personal data. All calculations are performed locally on your device.

1. Publisher and Contact

Compound Interest Calculator is published by EI Cyrus Boumedine, trading as Hushyard, 59 rue de Ponthieu, Bureau 326, 75008 Paris, France. Hushyard is the data controller for this Privacy Policy. For privacy questions, contact us at contact@hushyard.app.

2. Scope

This Privacy Policy applies to the Compound Interest Calculator mobile app. It explains what data the app accesses, collects, uses, shares, retains, and deletes.

3. Data Accessed, Collected, Used, or Shared

The mobile app does not access, collect, transmit, sell, or share personal or sensitive user data.

No account registration is available or required.
No name, email address, phone number, contact list, or address book data is collected.
No location, camera, microphone, photo, calendar, health, SMS, or call log data is accessed.
No financial account, payment card, banking, or government identification data is collected.
No advertising ID, device identifier, app set ID, or analytics identifier is collected.
No analytics, crash analytics, advertising, or tracking SDK is included in the app.

4. On-Device Processing

Values entered into the calculator, such as starting amount, monthly contribution, interest rate, and duration, are processed locally on your device to display calculation results. These values are not sent to Hushyard or to any third party.

5. Permissions

The app does not request sensitive Android permissions.

6. Data Sharing and Sale

Because the app does not collect personal or sensitive user data, no such data is shared with service providers, advertising networks, analytics providers, or other third parties. We do not sell personal or sensitive user data.

7. Security

The app is designed so calculation inputs remain on your device. Since the app does not transmit personal or sensitive user data to Hushyard, there is no app data transfer to secure in transit.

8. Retention and Deletion

Hushyard does not retain mobile app personal data because the app does not collect or receive it. The app does not create user accounts. To delete locally stored app data, you can clear the app data from your device settings or uninstall the app.

9. Children

The app is a general-audience calculator and is not directed to children. We do not knowingly collect personal data from children.

10. This Privacy Policy Page

This web page is hosted separately from the mobile app. When you visit this page, the hosting provider may process standard technical logs needed to operate and secure the website. These website logs are not created by the mobile app.

11. Changes to This Policy

We may update this Privacy Policy if the app changes or if legal requirements change. The effective date above shows when this policy was last updated.

12. Contact

For privacy questions or requests, contact contact@hushyard.app.