Privacy Policy for BP White Coat Diary

Last Updated: December 12, 2025

Overview

BP White Coat Diary (“the App”) is a blood pressure tracking application developed by christopher lamb. This privacy policy explains how we collect, use, store, and protect your personal information, particularly health data.

Developer Information

  • App Name: BP White Coat Diary
  • Developer: ARQ Media
  • Package ID: com.arqmedia.bpdiary
  • Contact: chris@arqmedia.dev

Data Collection and Usage

  1. Health Data Collection What Health Data We Collect

The App collects and processes the following health-related information:

  • Blood Pressure Measurements:
  • Systolic pressure (mmHg)
  • Diastolic pressure (mmHg)
  • Date and time of measurement
  • Optional notes associated with readings

Platform-Specific Collection:

  • Android: The App does NOT access or collect health data from Google Health Connect or any external health platform. All blood pressure data is entered manually by the user.
  • iOS: The App can optionally sync with Apple Health (HealthKit) if explicitly enabled by the user. How Health Data is Used

Your health data is used solely for the following purposes:

  1. Display and Tracking: Show your blood pressure history in list and chart formats
  2. Analysis: Calculate blood pressure categories (low, normal, high) based on standard medical thresholds
  3. Export: Generate PDF reports for printing or sharing with healthcare providers
  4. Local Storage: Store readings on your device for future reference
  5. iOS Health Integration (iOS only): Sync readings to/from Apple Health if you enable this feature Health Data Storage
  • Local Storage Only: All blood pressure readings are stored locally on your device using Android’s SharedPreferences system
  • No Cloud Backup: Your health data is NOT uploaded to any cloud servers, databases, or external services
  • No Third-Party Access: Your health data is NOT shared with, sold to, or transmitted to any third parties
  • Device-Only: Data remains on your device and is only accessible by the App
  1. Health Connect Integration (Android)

Important Notice: As of version 5.0.0, this App does NOT integrate with Google Health Connect and does NOT request or use the following permissions:

  • android.permission.health.READ_BLOOD_PRESSURE
  • android.permission.health.WRITE_BLOOD_PRESSURE

The App does NOT:

  • Read blood pressure data from Health Connect
  • Write blood pressure data to Health Connect
  • Access any other health data from Health Connect
  • Require Health Connect to be installed

All blood pressure data must be manually entered by the user directly into the App.

  1. Apple Health Integration (iOS Only)

This section applies to iOS devices only. Android users do not have access to health platform integration.

If you are using the iOS version of this App, you may optionally enable synchronization with Apple Health (HealthKit). This feature is:

  • Opt-In Only: Disabled by default; you must explicitly enable it in Settings
  • User-Controlled: You can enable or disable at any time
  • Permission-Based: Requires your explicit authorization through iOS system prompts

When Apple Health Sync is Enabled:

  • The App can write blood pressure readings to Apple Health
  • The App can read blood pressure readings from Apple Health
  • The App can delete blood pressure readings from Apple Health
  • Data syncs bidirectionally between the App and Apple Health

Data Access:

  • Types Accessed: Blood Pressure Systolic and Blood Pressure Diastolic
  • Access Level: Read and Write permissions
  • Sync Frequency: Automatic sync when adding/editing/deleting readings, or manual sync via Settings
  1. Application Preferences

The App stores the following non-health preferences locally on your device:

  • Health Sync Settings (iOS only): Whether Apple Health sync is enabled/disabled
  • Last Sync Time (iOS only): Timestamp of last successful health platform sync

These preferences are stored using Android’s SharedPreferences and are never transmitted off your device.

  1. PDF Export Data

When you export your blood pressure data to PDF:

  • Local Generation: PDFs are generated locally on your device
  • User Control: You control where the PDF is saved and who you share it with
  • No Automatic Transmission: The App does NOT automatically send, upload, or transmit PDFs
  • PDF Contents: Include your blood pressure readings, dates, and any notes you’ve added

PDF data includes:

  • Blood pressure measurements (systolic/diastolic)
  • Measurement dates and times
  • Optional notes you’ve entered
  • Charts and visualizations of your readings
  1. Data We Do NOT Collect

The App does NOT collect, access, or transmit:

  • Personal identifying information (name, email, phone number, address)
  • Location data or GPS coordinates
  • Device identifiers (IMEI, advertising ID, etc.)
  • Usage analytics or telemetry
  • Crash reports
  • Network activity or browsing history
  • Contacts or communication data
  • Photos, media, or files (except PDFs you explicitly export)
  • Microphone or camera data
  • Any other health data beyond blood pressure

Data Sharing and Disclosure

Third-Party Sharing

We do NOT share, sell, rent, or disclose your health data to any third parties.

The App does NOT:

  • Transmit data to our servers (we don’t operate any servers)
  • Share data with advertisers or analytics services
  • Use third-party tracking or advertising SDKs
  • Send data to cloud storage services
  • Integrate with social media platforms Legal Compliance

We may disclose your information only if required by law, such as:

  • In response to a valid court order or subpoena
  • To comply with legal processes
  • To protect our rights or property
  • In connection with a legal investigation

However, since all data is stored locally on your device and we do not have access to it, we would have no data to disclose in most circumstances.

Data Security

Security Measures

We implement the following security measures to protect your data:

  1. Local Storage: All data is stored locally on your device using Android’s secure SharedPreferences
  2. No Network Transmission: Health data never leaves your device (except through Apple Health sync on iOS, if enabled)
  3. App Sandboxing: Android’s app sandboxing prevents other apps from accessing your data
  4. No Cloud Sync: Eliminating cloud storage removes the risk of server breaches User Responsibilities

To protect your health data:

  • Keep your device secure with a PIN, password, or biometric lock
  • Only share PDF exports with trusted healthcare providers
  • Be cautious when granting permissions to other apps
  • Keep your device’s operating system updated
  • Use device encryption if available

Data Retention and Deletion

How Long We Keep Your Data

  • Indefinite Storage: Your blood pressure readings are stored on your device indefinitely until you delete them
  • User Control: You have complete control over your data retention
  • No Automatic Deletion: We do not automatically delete your historical readings How to Delete Your Data

You can delete your data in the following ways:

  1. Individual Readings: Delete specific readings within the App’s readings list
  2. App Uninstallation: Uninstalling the App removes all locally stored data
  3. Clear App Data: Use Android Settings > Apps > BP White Coat Diary > Storage > Clear Data
  4. iOS Health Data (iOS only): Delete synced data from Apple Health app separately

Important: Deleting data from the App will also delete it from Apple Health (iOS only) if health sync is enabled. This action is irreversible.

Children’s Privacy

The App is not intended for use by children under the age of 13. We do not knowingly collect personal information from children under 13. If you believe a child has provided information to us, please contact us, and we will take steps to delete such information.

Your Rights and Choices

You have the following rights regarding your health data:

Access

  • View all your blood pressure readings within the App
  • Export your data to PDF format for external access Correction
  • Edit any blood pressure reading at any time
  • Update notes or measurements as needed Deletion
  • Delete individual readings
  • Delete all data by clearing app data or uninstalling Portability
  • Export your data to PDF for use with other applications
  • Manually transfer data to other blood pressure tracking apps iOS Health Integration Control
  • Enable or disable Apple Health sync at any time
  • Choose whether to sync existing data to Apple Health
  • Import historical data from Apple Health

Changes to This Privacy Policy

We may update this Privacy Policy from time to time. Changes will be reflected with an updated “Last Updated” date at the top of this policy.

How We Notify You:

  • App version update notes
  • In-app notification (if significant changes)
  • Posted on our website (if applicable)

Your continued use of the App after changes constitutes acceptance of the updated policy.

International Data Transfers

Since all data is stored locally on your device and not transmitted to any servers:

  • No international data transfers occur
  • Your data remains in your physical possession
  • Data protection laws of your country/region apply

iOS Health Sync Exception: If you enable Apple Health sync on iOS, data transfers are governed by Apple’s HealthKit framework and Apple’s privacy policies.

California Privacy Rights (CCPA)

If you are a California resident, you have specific rights under the California Consumer Privacy Act (CCPA):

  • Right to Know: What personal information we collect (see Data Collection section)
  • Right to Delete: Request deletion of your data (see Data Deletion section)
  • Right to Opt-Out: We do not sell personal information
  • Right to Non-Discrimination: We do not discriminate based on privacy rights exercise

Since we do not collect, store, or transmit data to any servers, these rights are automatically satisfied through the App’s architecture.

European Privacy Rights (GDPR)

If you are in the European Economic Area (EEA), you have rights under the General Data Protection Regulation (GDPR):

Legal Basis for Processing
We process your health data based on:

  • Consent: You provide explicit consent by using the App to store health data
  • Legitimate Interest: Providing blood pressure tracking functionality Your GDPR Rights
  • Access: View your data within the App
  • Rectification: Edit inaccurate data
  • Erasure: Delete your data
  • Data Portability: Export data via PDF
  • Withdrawal of Consent: Stop using the App or delete your data Data Controller
    You are the data controller of your own health information. The App acts as a tool you use to manage your own data locally on your device.

Contact Information

If you have questions, concerns, or requests regarding this Privacy Policy or your data:

Developer: ARQ Media
Email: [Your contact email]
Website: [Your website if applicable]

Response Time: We aim to respond to privacy inquiries within 30 days.

Technical Information

Permissions Used (Android)

The Android version of this App requests minimal permissions:

Currently Used Permissions:

  • Internet Access (if applicable): For displaying help content or checking for updates (if implemented)
  • Storage Access (if applicable): For exporting PDF files to device storage

Permissions NOT Used:

  • READ_BLOOD_PRESSURE – NOT used
  • WRITE_BLOOD_PRESSURE – NOT used
  • Location permissions – NOT used
  • Camera/Microphone – NOT used
  • Contacts – NOT used Data Storage Technology
  • Storage Method: Android SharedPreferences
  • Storage Location: App-private directory on device internal storage
  • Encryption: Protected by Android OS app sandboxing
  • Backup: Data is NOT backed up to Google Drive or any cloud service Third-Party Libraries

The App uses the following third-party libraries:

  1. Flutter Framework: UI framework by Google
  2. shared_preferences: Local data storage (by Flutter team)
  3. fl_chart: Chart visualization (open source)
  4. intl: Date/time formatting (by Dart team)
  5. pdf: PDF generation (open source)
  6. printing: Print functionality (open source)
  7. path_provider: File system paths (by Flutter team)

Privacy Note: None of these libraries transmit your health data. The health library is included in the codebase but is NOT used on Android (iOS only).

Consent

By installing and using BP White Coat Diary, you consent to:

  1. The collection of blood pressure data you manually enter
  2. Local storage of this data on your device
  3. The processing of this data for display, analysis, and export features
  4. This Privacy Policy and its terms

You may withdraw consent at any time by uninstalling the App and clearing its data.

Compliance Statements

HIPAA Compliance
This App is designed for personal use and is NOT a covered entity under HIPAA. If you are a healthcare provider, you are responsible for ensuring your use of this App complies with HIPAA requirements.

Medical Disclaimer
This App is for informational purposes only and does not provide medical advice. Always consult with a qualified healthcare provider for medical decisions. The App does not diagnose, treat, cure, or prevent any disease.

Data Controller Status
For European users: The user (you) is the data controller of your health information. ARQ Media provides only the software tool; we do not control, access, or process your health data.

Definitions

  • Health Data: Blood pressure measurements, dates, times, and associated notes
  • Local Storage: Data stored on your device only, not transmitted to external servers
  • Third Party: Any individual or organization other than you and ARQ Media
  • Device: Your Android smartphone or tablet
  • App: BP White Coat Diary application

Version History

  • Version 5.0.0 (December 12, 2025): Removed Google Health Connect integration for Android; updated privacy policy accordingly
  • Version 4.0.0: Added Apple Health integration for iOS
  • Version 3.0.0: Added PDF export functionality
  • Version 2.0.0: Initial privacy policy

Your privacy is important to us. This App is designed with a privacy-first architecture where your sensitive health data never leaves your device (except through optional iOS Health sync). You maintain complete control over your information at all times.