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  <title>Mobile on Sooraj Sathyanarayanan</title>
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  <subtitle>Recent content in Mobile on Sooraj Sathyanarayanan</subtitle>
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  <updated>2026-05-25T14:44:10-07:00</updated>
  <author>
    <name>Sooraj Sathyanarayanan</name>
    
  </author>
  <rights>[CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)</rights>
      <entry>
        <title>Mobile Operating Systems Security Comparison</title>
        <link rel="alternate" href="https://profincognito.me/projects/mobile-os-comparison/" />
        <id>https://profincognito.me/projects/mobile-os-comparison/</id>
        <published>2026-03-04T00:00:00Z</published>
        <updated>2026-05-25T14:44:10-07:00</updated>
        <summary type="html">A comprehensive comparison of security, privacy, and convenience features across Android, GrapheneOS, and iOS mobile operating systems</summary>
          <content type="html"><![CDATA[<p>A comprehensive comparison of security, privacy, and convenience features across Android, GrapheneOS, and iOS mobile operating systems. This analysis is part of the <a href="https://softwarecompare.org/charts/operating-systems">SoftwareCompare Operating Systems</a> project, with contributions from David Collini and others.</p>
<h2 id="overview">Overview</h2>
<table>
  <thead>
      <tr>
          <th>Operating System</th>
          <th>Base</th>
          <th>Supported Devices</th>
      </tr>
  </thead>
  <tbody>
      <tr>
          <td><strong>Android</strong></td>
          <td>AOSP</td>
          <td>Various Devices</td>
      </tr>
      <tr>
          <td><strong>GrapheneOS</strong></td>
          <td>AOSP</td>
          <td>Google Pixel</td>
      </tr>
      <tr>
          <td><strong>iOS</strong></td>
          <td>Apple Proprietary</td>
          <td>iPhone</td>
      </tr>
  </tbody>
</table>
<h2 id="privacy-features">Privacy Features</h2>
<table>
  <thead>
      <tr>
          <th>Feature</th>
          <th>Android</th>
          <th>GrapheneOS</th>
          <th>iOS</th>
      </tr>
  </thead>
  <tbody>
      <tr>
          <td><strong>Open Source</strong></td>
          <td>⚠️</td>
          <td>✅</td>
          <td>❌</td>
      </tr>
      <tr>
          <td><strong>Enhanced App Sandboxing</strong></td>
          <td>⚠️</td>
          <td>✅</td>
          <td>⚠️</td>
      </tr>
      <tr>
          <td><strong>Hardened Malloc</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>❌</td>
      </tr>
      <tr>
          <td><strong>Hardened WebView</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>❌</td>
      </tr>
      <tr>
          <td><strong>Sandboxed Google Play</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>N/A</td>
      </tr>
      <tr>
          <td><strong>Network Permissions Toggle</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>⚠️</td>
      </tr>
      <tr>
          <td><strong>Sensors Permissions Toggle</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Automatic Security Updates</strong></td>
          <td>✅</td>
          <td>✅</td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Hardware-Based Attestation</strong></td>
          <td>⚠️</td>
          <td>✅</td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Configurable Default Connections</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>❌</td>
      </tr>
      <tr>
          <td><strong>User Profiles</strong></td>
          <td>✅</td>
          <td>✅</td>
          <td>❌</td>
      </tr>
      <tr>
          <td><strong>Removes Screenshot Metadata</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>❌</td>
      </tr>
      <tr>
          <td><strong>Default Private Browser</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>⚠️</td>
      </tr>
      <tr>
          <td><strong>Contact Scopes</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>⚠️</td>
      </tr>
      <tr>
          <td><strong>Storage Scopes</strong></td>
          <td>⚠️</td>
          <td>✅</td>
          <td>⚠️</td>
      </tr>
      <tr>
          <td><strong>Backup with Another Device</strong></td>
          <td>✅</td>
          <td>✅</td>
          <td>✅</td>
      </tr>
  </tbody>
</table>
<h2 id="security-features">Security Features</h2>
<table>
  <thead>
      <tr>
          <th>Feature</th>
          <th>Android</th>
          <th>GrapheneOS</th>
          <th>iOS</th>
      </tr>
  </thead>
  <tbody>
      <tr>
          <td><strong>Full Disk Encryption</strong></td>
          <td>✅</td>
          <td>✅</td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Verified Boot</strong></td>
          <td>✅</td>
          <td>✅</td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Per-App Hardware Permissions</strong></td>
          <td>✅</td>
          <td>✅</td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Default App Sandboxing</strong></td>
          <td>✅</td>
          <td>✅</td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Built-in Firewall</strong></td>
          <td>✅</td>
          <td>✅</td>
          <td>❌</td>
      </tr>
      <tr>
          <td><strong>PIN Scrambling</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>❌</td>
      </tr>
      <tr>
          <td><strong>Supports Longer Passwords</strong></td>
          <td>✅</td>
          <td>✅</td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Auto-Reboot Feature</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Duress PIN/Password</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>❌</td>
      </tr>
      <tr>
          <td><strong>Encrypted Local Backups</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>⚠️</td>
      </tr>
      <tr>
          <td><strong>OS Integrity Monitoring</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>❌</td>
      </tr>
  </tbody>
</table>
<h2 id="trackinganalytics--freedom">Tracking/Analytics &amp; Freedom</h2>
<table>
  <thead>
      <tr>
          <th>Feature</th>
          <th>Android</th>
          <th>GrapheneOS</th>
          <th>iOS</th>
      </tr>
  </thead>
  <tbody>
      <tr>
          <td><strong>No Advertising ID</strong></td>
          <td>❌</td>
          <td>✅</td>
          <td>❌</td>
      </tr>
      <tr>
          <td><strong>Sideloading</strong></td>
          <td>✅</td>
          <td>✅</td>
          <td>⚠️</td>
      </tr>
  </tbody>
</table>
<h2 id="convenience">Convenience</h2>
<table>
  <thead>
      <tr>
          <th>Feature</th>
          <th>Android</th>
          <th>GrapheneOS</th>
          <th>iOS</th>
      </tr>
  </thead>
  <tbody>
      <tr>
          <td><strong>Dark Mode</strong></td>
          <td>✅</td>
          <td>✅</td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Banking Apps</strong></td>
          <td>✅</td>
          <td><a href="https://privsec.dev/posts/android/banking-applications-compatibility-with-grapheneos">⚠️</a></td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Biometric Authentication</strong></td>
          <td>✅</td>
          <td>✅</td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Google/Apple Pay Support</strong></td>
          <td>✅</td>
          <td>❌</td>
          <td>✅</td>
      </tr>
      <tr>
          <td><strong>Find My Device</strong></td>
          <td>✅</td>
          <td>⚠️</td>
          <td>✅</td>
      </tr>
  </tbody>
</table>
<h2 id="legend">Legend</h2>
<ul>
<li>✅ Supported</li>
<li>❌ Not Supported</li>
<li>⚠️ Partial/Limited Support</li>
<li>N/A Not Applicable</li>
</ul>
<h2 id="key-findings">Key Findings</h2>
<ol>
<li><strong>Privacy Focus</strong>: <strong>GrapheneOS</strong> leads in privacy features, offering the most comprehensive set of privacy controls and protections.</li>
<li><strong>Security Features</strong>: <strong>GrapheneOS</strong> provides the strongest security features, including unique offerings like PIN Scrambling and Duress PIN/Password.</li>
<li><strong>Convenience Trade-offs</strong>: <strong>iOS</strong> and <strong>Android</strong> offer more convenience features but at the cost of some privacy and security enhancements found in GrapheneOS.</li>
</ol>
<h2 id="contributing">Contributing</h2>
<p>This comparison is part of the SoftwareCompare project. For updates or corrections, please visit <a href="https://softwarecompare.org">SoftwareCompare</a>.</p>
<h2 id="license">License</h2>
<p>This comparison is available under an open license. For specific terms, please check the SoftwareCompare website.</p>
]]></content>
      </entry>

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