Privacy Policy

Effective Date: November 23, 2025

Welcome to Hardness - Metal Unit Converter ("the App"). We value your privacy and are committed to protecting it. This Privacy Policy explains our practices regarding your information.

1. We Collect No Data

The App is a standalone utility tool. We do not collect, store, transmit, or share any of your personal information, usage data, or device information.

• No Accounts: You do not need to register or log in to use any features of the App.
• No Trackers: We do not use any third-party advertising SDKs or analytics trackers.
• Local Processing: All hardness conversions and tensile strength calculations are performed locally on your device. No data is sent to any server.

2. Data Storage

The App may store minimal user preference data on your device (such as your last selected hardness unit or theme settings). This data is stored locally (via iOS/macOS UserDefaults or Core Data) solely to enhance your user experience. We do not have access to this data.

3. Permissions

The App does not currently require any special system permissions (such as Camera, Location, Microphone, etc.) to function.

4. Changes to This Policy

Although significant changes are unlikely, we may update this Privacy Policy from time to time. Any changes will be posted on this page.

5. Contact Us

If you have any questions about this Privacy Policy, please contact us at:

Email: support@example.com (Please replace with your actual email)