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<title>WEINMANN O₂ Calculator — Privacy Policy</title>
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<h1>WEINMANN O₂ Calculator — Privacy Policy</h1>
<p class="muted"><strong>Last updated:</strong> [Insert Date]</p>
<h2>1. Overview</h2>
<p>
WEINMANN O₂ Calculator is a free, offline educational calculator for oxygen estimations.
This web page explains how the app handles privacy.
</p>
<h2>2. No Data Collected</h2>
<p>
The WEINMANN O₂ Calculator <strong>does not collect, store, or process</strong> any personal
or non-personal data from users. This includes (but is not limited to):
</p>
<ul>
<li>No names, email addresses, or account details</li>
<li>No device identifiers (IDFA, advertising IDs), cookies, or local analytics</li>
<li>No usage tracking, telemetry, or crash reports</li>
<li>No location data or health data</li>
</ul>
<h2>3. No Third-Party Sharing</h2>
<p>
Because the application collects no data, nothing is shared with third parties, SDKs,
advertising networks, or analytics providers.
</p>
<h2>4. No Tracking Technologies</h2>
<p>
The app does not use cookies, web beacons, device identifiers, or any other tracking technology.
</p>
<h2>5. Children’s Privacy</h2>
<p>
The application does not collect data from children or any user of any age.
</p>
<h2>6. Contact</h2>
<p>
If you have questions about this policy, contact us at:
</p>
<p><strong>Email:</strong> <a href="mailto:[support@yourdomain.com]">[support@yourdomain.com]</a></p>
<h2>7. App Store Notes</h2>
<ul>
<li>Apple requires a public Privacy Policy URL for App Store submissions even when an app collects no data.</li>
<li>When filling App Store Connect metadata, choose the appropriate “No data collected” options in the App Privacy section and paste this page URL into the “Privacy Policy URL” field.</li>
<li>Reference: <a href="https://developer.apple.com/help/app-store-connect/manage-app-information/manage-app-privacy" target="_blank" rel="noopener">App Privacy Requirements (Apple Developer)</a>.</li>
</ul>
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<p class="muted">This privacy statement reflects your declaration that the app does not collect data. If you later add analytics, crash reporting, login, cloud sync, or any third-party SDK that collects data, update this policy and App Store metadata to reflect those changes.</p>
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