Last updated: April 30, 2026

GRONK ("we", "us", "our") is a mobile application operated by Louis Perrot, an individual developer based in France. This Privacy Policy explains how we collect, use, store, and protect your personal data when you use the GRONK application (the "App").

By using the App, you agree to the collection and use of information in accordance with this Privacy Policy and applicable data protection laws, including the European Union General Data Protection Regulation (GDPR).

1. Data Controller

Louis Perrot

Email: [email protected]

For any questions related to this Privacy Policy or your personal data, please contact us at the email address above.

2. Data We Collect

2.1 Account Data

When you create an account, we collect:

• Email address — used as your unique account identifier and for essential communications.
• Full name (optional) — used for display purposes within the App.
• Password — stored in hashed form (bcrypt); we never store or access your plaintext password.

2.2 Athletic Profile Data

To generate your personalized training plan, we collect the following data that you voluntarily provide:

• Race objectives: race name, date, type (trail/road), distance, elevation, priority.
• Athletic performance history: sport type, distance, duration, elevation gain, event name, date.
• Current fitness level: runs per week, weekly volume, longest run, load stability.
• Availability: training days, session durations, specific constraints.
• Local terrain: favorite running spots (name, surface, description) and hill segments (name, length, elevation).