sereni-static/privacy.html at main · SBSWP/sereni-static · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Privacy Policy - Sereni</title>
    <link rel="stylesheet" href="legal-style.css">
</head>
<body>
    <header>
        <div class="container">
            <a href="index.html" class="logo">Sereni</a>
            <nav>
                <a href="index.html">Home</a>
                <a href="privacy.html">Privacy</a>
                <a href="terms.html">Terms</a>
            </nav>
        </div>
    </header>

    <main class="container legal-doc">
        <h1>Privacy Policy</h1>
        <p class="meta"><strong>Effective Date:</strong> November 30, 2025<br><strong>Last Updated:</strong> November 30, 2025</p>

        <div class="tldr">
            <h2>📌 The Short Version</h2>
            <p><strong>We don't collect, store, or share any of your personal data. Everything stays on your device.</strong></p>
        </div>

        <h2>Information We DO NOT Collect</h2>
        <p>We want to be crystal clear: <strong>Sereni does not collect, transmit, store, or have access to any of your personal information.</strong></p>

        <h3>We DO NOT Collect:</h3>
        <ul>
            <li>❌ Personal identification information (name, email, phone number, etc.)</li>
            <li>❌ Usage analytics or statistics</li>
            <li>❌ Session data or breathing history</li>
            <li>❌ Location data</li>
            <li>❌ Device information beyond what's required for local operation</li>
            <li>❌ Cookies, tracking pixels, or similar technologies</li>
            <li>❌ Any other personal or behavioral data</li>
        </ul>

        <h3>Why?</h3>
        <p>Sereni is designed with <strong>privacy by design</strong> principles:</p>
        <ul>
            <li>All features work 100% offline</li>
            <li>No servers, no databases, no cloud storage</li>
            <li>No analytics services, no third-party trackers</li>
            <li>No accounts, no logins, no authentication</li>
        </ul>

        <h2>Data Storage</h2>
        <h3>Everything Stays on Your Device</h3>
        <p>All data generated by your use of Sereni is stored <strong>exclusively on your device</strong> using secure local storage:</p>

        <h4>What's Stored Locally:</h4>
        <ul>
            <li>✅ Your breathing session history</li>
            <li>✅ Your preferences and settings</li>
            <li>✅ User profiles you create</li>
            <li>✅ Unlock progression and stats</li>
            <li>✅ Notification preferences</li>
        </ul>

        <h4>Where It's Stored:</h4>
        <ul>
            <li>On Android: Encrypted Capacitor Preferences (backed by Android SharedPreferences)</li>
            <li>Fallback: Local browser storage (for web preview mode only)</li>
        </ul>

        <h4>Who Has Access:</h4>
        <ul>
            <li>Only you, on your device</li>
            <li>We cannot access this data</li>
            <li>Third parties cannot access this data</li>
            <li>Data is not synchronized or backed up to external servers</li>
        </ul>

        <h2>Permissions</h2>
        <h3>Notifications (Optional)</h3>
        <ul>
            <li><strong>Purpose:</strong> To send breathing practice reminders at times you specify</li>
            <li><strong>How It Works:</strong> Notifications are generated locally on your device; no data is sent to external servers</li>
            <li><strong>Control:</strong> You can disable this permission at any time through the App settings or device system settings</li>
        </ul>

        <h3>Haptic Feedback (Optional)</h3>
        <ul>
            <li><strong>Purpose:</strong> To provide gentle vibration feedback during breathing phase transitions</li>
            <li><strong>How It Works:</strong> Uses device hardware for tactile feedback; no data is collected or transmitted</li>
        </ul>

        <h3>Storage</h3>
        <ul>
            <li><strong>Purpose:</strong> To save your session history, preferences, and profiles locally on your device</li>
            <li><strong>How It Works:</strong> All data stays on your device; no external storage or cloud services are used</li>
        </ul>

        <h2>Third-Party Services</h2>
        <h3>No Analytics or Tracking</h3>
        <p>Sereni does <strong>not</strong> use:</p>
        <ul>
            <li>Google Analytics</li>
            <li>Firebase Analytics</li>
            <li>Facebook SDK</li>
            <li>Any other analytics or tracking services</li>
        </ul>

        <h3>Background Images</h3>
        <p>All visual theme backgrounds are bundled locally within the app. No external image services are used, and no data is transmitted when changing themes.</p>

        <h2>Your Rights</h2>
        <h3>You Have Complete Control Over Your Data</h3>
        <ul>
            <li><strong>Access:</strong> All your data is stored locally on your device and accessible through the App</li>
            <li><strong>Deletion:</strong> Delete all data by uninstalling the App or using "Reset" functions in App settings</li>
            <li><strong>Portability:</strong> Data is stored in standard formats (JSON) on your device</li>
            <li><strong>No Third-Party Sharing:</strong> Since we don't collect data, there's nothing for us to share</li>
        </ul>

        <h2>Data Security</h2>
        <ul>
            <li><strong>Encrypted Storage:</strong> Data is stored using Capacitor Preferences with Android's secure storage</li>
            <li><strong>No Network Transmission:</strong> No data leaves your device, eliminating interception risks</li>
            <li><strong>No Cloud Vulnerabilities:</strong> No servers means no server breaches</li>
            <li><strong>Regular Updates:</strong> We update the App to patch security vulnerabilities</li>
        </ul>

        <h2>Contact Us</h2>
        <p>If you have questions about this Privacy Policy, please contact us at:</p>
        <p><strong>Email:</strong> serenidevs@gmail.com</p>

        <div class="summary-box">
            <h2>Summary</h2>
            <p><strong>In Plain English:</strong></p>
            <ul>
                <li>✅ <strong>We don't collect your data. Period.</strong> No personal information, no tracking, no analytics, no servers.</li>
                <li>✅ <strong>Everything stays on your device</strong> under your complete control.</li>
                <li>✅ <strong>We can't access your data even if we wanted to.</strong> No backend systems, no databases.</li>
                <li>✅ <strong>You can use Sereni with confidence.</strong> Your breathing practice is completely private.</li>
            </ul>
            <p style="margin-top: 1rem;"><strong>Thank you for trusting Sereni. Your privacy is our priority.</strong></p>
        </div>
    </main>

    <footer>
        <div class="container">
            <p>&copy; 2025 Sereni. All rights reserved.</p>
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    </footer>
</body>
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