Privacy Policy

Last updated: December 2024

Introduction

Heyfox Running ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our mobile application.

We take your privacy seriously, especially when it comes to your health and fitness data. We believe your data belongs to you, and we designed Heyfox with privacy as a core principle.

Information We Collect

Health & Fitness Data (via Apple HealthKit)

With your explicit permission, we access the following data from Apple HealthKit:

  • Running workouts (distance, duration, pace, route)
  • Heart rate and heart rate variability (HRV)
  • Running metrics (stride length, ground contact time, vertical oscillation)
  • Running power
  • VO2max estimates
  • Sleep data (to assess recovery)
  • Activity data (steps, active calories)

Important: We only read data from HealthKit. We never write to or modify your HealthKit data. All HealthKit data stays on your device and is processed locally unless you explicitly choose to sync it.

Account Information

  • Email address (for account creation and communication)
  • Name (optional)
  • Running goals and preferences you set in the app

Usage Data

  • App interactions (features used, screens viewed)
  • Crash reports and performance data
  • Device type and iOS version

How We Use Your Information

  • AI Coaching: To provide personalized training recommendations based on your fitness data
  • Progress Tracking: To show you your improvement over time
  • Recovery Analysis: To suggest optimal training loads based on HRV and sleep
  • Race Predictions: To estimate your performance on different distances
  • App Improvement: To fix bugs and improve features (using anonymized, aggregated data only)
  • Communication: To send you important updates about your account or the app

How We Protect Your Data

  • Encryption: All data is encrypted in transit (TLS 1.3) and at rest (AES-256)
  • Local Processing: Most AI analysis happens on your device
  • Minimal Collection: We only collect what's necessary for the app to function
  • No Selling: We never sell your personal data to third parties
  • No Ads: We don't use your data for advertising purposes

HealthKit Data Handling

In compliance with Apple's HealthKit guidelines:

  • HealthKit data is never used for advertising or marketing
  • HealthKit data is never sold to third parties
  • HealthKit data is never shared with third parties for their marketing purposes
  • HealthKit data is only used to provide the core functionality of the app
  • You can revoke HealthKit access at any time in your iPhone Settings

Data Sharing

We may share your information only in these limited circumstances:

  • Service Providers: With trusted partners who help us operate the app (cloud hosting, analytics), under strict confidentiality agreements
  • Legal Requirements: If required by law or to protect our rights
  • With Your Consent: If you explicitly choose to share (e.g., export to Strava)

We do NOT share your health data with:

  • Advertisers
  • Data brokers
  • Insurance companies
  • Employers

Data Retention

  • Your workout data is retained as long as you have an active account
  • You can delete your account and all associated data at any time from the app settings
  • Upon account deletion, we remove your personal data within 30 days
  • Anonymized, aggregated data may be retained for analytics purposes

Your Rights

You have the right to:

  • Access: Request a copy of your personal data
  • Correction: Update or correct your information
  • Deletion: Delete your account and all associated data
  • Portability: Export your data in a standard format
  • Withdraw Consent: Revoke HealthKit permissions at any time
  • Opt-out: Unsubscribe from marketing communications

To exercise these rights, contact us at www.heyfox.io@gmail.com

Children's Privacy

Heyfox Running is not intended for children under 13. We do not knowingly collect personal information from children under 13. If you believe we have collected such information, please contact us immediately.

International Data Transfers

Your data may be processed in countries outside your own. We ensure appropriate safeguards are in place, including Standard Contractual Clauses for transfers from the EU/EEA.

Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any material changes via email or in-app notification. Your continued use of the app after changes constitutes acceptance of the updated policy.

Contact Us

If you have questions about this Privacy Policy or our data practices:

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