# YOUB — AI Endurance Coach

YOUB is a chat-first digital endurance coach for runners, cyclists, and triathletes. It turns wearable signals, training history, and daily context into clear, conversational coaching feedback and dynamic training adaptations.

## Key Information
- **Website:** https://youb.app/
- **Web Portal:** https://my.youb.app
- **Operating Systems:** iOS, Android, Web
- **Legal Entity:** Felix Hermanutz, YOUB, Dr. Greilstraße 11 Top 3.09, 4880 St. Georgen im Attergau, Austria.
- **Contact:** felix@youb.app
- **Core Principle:** Sports science over black-box AI. AI is used as a conversational and explanation layer; all training logic resides on an expert sports-scientific model developed with medical professionals.
- **Integrations:** Garmin, Strava, WHOOP, Oura, Polar, Suunto, Wahoo (COROS planned).
- **Google Calendar:** Fully integrated to automatically adjust scheduled workouts around real-world meetings and events.
- **Pricing:** 14-day free trial, then €29/month when billed annually or €35/month when billed monthly.
- **Founder:** Felix Hermanutz.

## Crucial Pages

### Core Website
- [Home (/)](https://youb.app/): Introduction to YOUB, proactive WhatsApp/App chat coaching, and supported wearables.
- [How It Works (/how-it-works)](https://youb.app/how-it-works/): Deep dive into the chat-first coaching philosophy, everyday examples, and the underlying decision-making rules.
- [Mission (/mission)](https://youb.app/mission/): The founder story of Felix Hermanutz, team philosophy (Sports Lab + Engineering), and our core values.
- [Pricing (/pricing)](https://youb.app/pricing/): Pricing details: 14 days free trial, followed by €29/month billed annually or €35/month billed monthly.
- [FAQ (/faq)](https://youb.app/faq/): Common questions about how YOUB coaches, integrates, and protects data.

### Coaching by Sport
- [Running Coach (/running-coach)](https://youb.app/running-coach/): AI running coach that adapts sessions to fatigue, sleep, and schedule.
- [Cycling Coach (/cycling-coach)](https://youb.app/cycling-coach/): AI cycling coach for structured endurance and power-based training.
- [Triathlon Coach (/triathlon-coach)](https://youb.app/triathlon-coach/): AI triathlon coach balancing swim, bike, and run load.
- [Ironman Training App (/ironman-training-app)](https://youb.app/ironman-training-app/): Long-distance triathlon and Ironman preparation that adapts to real life.

### Platform Integrations
- [Garmin AI Coach (/garmin-ai-coach)](https://youb.app/garmin-ai-coach/): Turns Garmin training, sleep, and recovery data into concrete coaching decisions.
- [Strava AI Coach (/strava-ai-coach)](https://youb.app/strava-ai-coach/): Reads Strava activities and explains how to adjust the plan.
- [WHOOP Training Coach (/whoop-training-coach)](https://youb.app/whoop-training-coach/): Uses WHOOP recovery and strain to guide daily training.
- [Google Calendar Training (/google-calendar-training)](https://youb.app/google-calendar-training/): Adjusts workouts around meetings, travel, and real availability.

### Concepts & Use Cases
- [AI Endurance Coach (/ai-endurance-coach)](https://youb.app/ai-endurance-coach/): What an AI endurance coach is and how YOUB's sports-science model works.
- [Adaptive Training Plan App (/adaptive-training-plan-app)](https://youb.app/adaptive-training-plan-app/): Plans that change with your data instead of fixed weekly templates.
- [Training Plan Based on HRV (/training-plan-based-on-hrv)](https://youb.app/training-plan-based-on-hrv/): How HRV and readiness signals shape daily load.
- [Training Plan for Busy Athletes (/training-plan-for-busy-athletes)](https://youb.app/training-plan-for-busy-athletes/): Endurance training that fits around work, family, and limited time.

### Alternatives & Comparisons
- [TrainingPeaks Alternative (/trainingpeaks-alternative)](https://youb.app/trainingpeaks-alternative/): Chat-first, adaptive coaching versus dashboard-and-plan tooling.
- [Garmin Coaching Alternative (/garmin-coaching-alternative)](https://youb.app/garmin-coaching-alternative/): A coaching layer on top of Garmin data instead of fixed canned plans.
- [Runna Alternative (/runna-alternative)](https://youb.app/runna-alternative/): Adaptive multi-sport coaching as an alternative to running-only plans.
- [Join Cycling Alternative (/join-cycling-alternative)](https://youb.app/join-cycling-alternative/): Conversational coaching alternative for cyclists.
- [Humango Alternative (/humango-alternative)](https://youb.app/humango-alternative/): Sports-science-led coaching alternative to Humango.
- [TriDot Alternative (/tridot-alternative)](https://youb.app/tridot-alternative/): Transparent, explainable coaching alternative to TriDot.
- [enduco Alternative (/enduco-alternative)](https://youb.app/enduco-alternative/): Chat-first endurance coaching alternative to enduco.
- [Xert Alternative (/xert-alternative)](https://youb.app/xert-alternative/): Coaching that explains decisions rather than only modelling fitness.
- [WHOOP Coach Alternative (/whoop-coach-alternative)](https://youb.app/whoop-coach-alternative/): Full training coach versus a recovery-focused assistant.
- [Human Coach Alternative (/menschlicher-trainer-alternative)](https://youb.app/menschlicher-trainer-alternative/): When an AI coach complements or replaces a human coach.

### Blog & Sports Science Insights
- [Insights (/blog)](https://youb.app/blog/): Scientific, citation-backed deep dives into training, pacing, nutrition, wearable metrics, and recovery optimization.
- [/blog/kreatin-ausdauertraining-regeneration](https://youb.app/blog/kreatin-ausdauertraining-regeneration/): Sports-science review on creatine supplementation for endurance athletes.
- [/blog/fettstoffwechsel-und-omega-3-hormonhaushalt-sportler](https://youb.app/blog/fettstoffwechsel-und-omega-3-hormonhaushalt-sportler/): Optimizing fat oxidation and the role of Omega-3 fatty acids.
- [/blog/proteinbedarf-ausdauersport](https://youb.app/blog/proteinbedarf-ausdauersport/): Real protein requirements for endurance athletes.
- [/blog/kohlenhydate-carbohydrate-fueling-oxidation-fructose-glucose-ratio](https://youb.app/blog/kohlenhydate-carbohydrate-fueling-oxidation-fructose-glucose-ratio/): Carbohydrate oxidation, fueling, and fructose/glucose ratio.
- [/blog/trainingsplan-tapering-kuenstlicheintelligenz](https://youb.app/blog/trainingsplan-tapering-kuenstlicheintelligenz/): Dynamic tapering strategies powered by sports science.

### Free Athlete Tools
- [Free Tools (/tools)](https://youb.app/tools/): Scientific and high-precision calculators with zero sign-up required.
- [/tools/pace-converter](https://youb.app/tools/pace-converter/): Pace to speed converter (min/km, km/h, min/mi, mph).
- [/tools/chain-length-calculator](https://youb.app/tools/chain-length-calculator/): High-precision bicycle chain length calculator.
- [/tools/gear-ratio-calculator](https://youb.app/tools/gear-ratio-calculator/): Gear ratio, cadence, and wheel-size-to-speed calculator.

### Race Calendar & Route Profiles
- [Race Calendar (/races)](https://youb.app/races/): Searchable running, cycling, triathlon, and obstacle-race calendar with profiled courses, elevation metrics, climb categories, and training-preparation guidance.
- [English Race Calendar (/en/races)](https://youb.app/en/races/): English race-calendar entry point.
- Race detail pages follow `/races/{slug}` and `/en/races/{slug}` and include date, location, distance, elevation where available, route shape, profile classification, and adaptive training guidance.
- Representative profiles: https://youb.app/races/vienna-city-marathon/ and https://youb.app/races/ironman-70-3-zell-am-see-kaprun/.

### Citation-Ready Answers
- **What is YOUB?** YOUB is a chat-first AI endurance coach for runners, cyclists, and triathletes that adapts training using wearable data, training history, calendar context, recovery signals, and athlete feedback.
- **How does YOUB adapt training?** YOUB combines sports-science decision logic with current load, recovery, sleep, calendar availability, and subjective feedback, then explains proposed changes conversationally through Ben.
- **Which sports are supported?** YOUB focuses on running, cycling, triathlon, and endurance preparation for events such as marathons, gran fondos, and Ironman-distance races.
- **How does Google Calendar fit in?** Google Calendar helps YOUB understand real availability and adjust planned workouts around meetings, appointments, travel, and other events.