Privacy Policy for Heart Rate Zone Announcer

Last updated: September 26, 2025

Overview

Heart Rate Zone Announcer ("the App") is committed to protecting your privacy. This policy describes how we handle your information.

Information Collection

We do not collect any personal information.

The App:

Does not collect any data from your device
Does not track your location
Does not use analytics or tracking services
Does not transmit any data to external servers
Does not require an account or login
Does not store any personal information

Health Data

The App may read the following data from Apple Health if you grant permission:

Your age (to calculate heart rate zones)
Your resting heart rate (for zone calculations)

This data:

Is only used locally on your device for zone calculations
Is never transmitted off your device
Is never stored by us
Can be entered manually if you prefer not to use Apple Health

Bluetooth Data

The App connects to Bluetooth heart rate monitors to receive real-time heart rate data. This data:

Is processed locally on your device
Is only used to determine your current heart rate zone
Is never recorded or transmitted off your device
Is immediately discarded after zone calculation

Data Storage

All settings and preferences are stored locally on your device using iOS standard storage (UserDefaults). This includes:

Your zone calculation preferences
Audio settings
Custom zone boundaries (if configured)

This data never leaves your device and is deleted when you uninstall the App.

Third-Party Services

The App does not use any third-party services, analytics tools, or advertising networks.

Children's Privacy

The App does not knowingly collect any information from children under 13 years of age.

Changes to This Policy

Any updates to this privacy policy will be reflected with a new "Last updated" date. Continued use of the App after changes indicates acceptance of the updated policy.

Contact

If you have questions about this privacy policy, please contact us at contact@dampfkiste.com.