Plan smarter.
Train smarter.
Race better.
Tri-Train connects your activities, analyses your performance with AI and helps you progress more consistently — for beginners to Ironman athletes.
How it works
Three steps from raw data to structured training progress.
Connect
Link Strava and Garmin in a few clicks. Your activities sync automatically every 15 minutes.
Analyse
AI automatically analyses every activity. TSS, Power Curve, VO2max estimation — all calculated, nothing manual.
Improve
Use the training planner, calculators and Knowledge Base to get faster — in swimming, cycling and running.
Everything you need
One platform for all aspects of your triathlon training.
Strava & Garmin Sync
OAuth connection with Strava, auto sync every 15 min. Push structured workouts directly to your Garmin watch.
Connect now →AI Activity Analysis
Every activity is automatically analysed by AI. Local Ollama support and OpenRouter as cloud fallback.
Training Planner
Calendar-based workout management with advanced interval builder. Plan Swim, Bike and Run sessions structured.
Open planner →Analytics & TSS
Visualisations for volume, distance, training load and Power Curve. Keep track of your training progress.
View analytics →Calculator Suite
Pace calculator, Race Predictor, VO2max estimator and HR zone calculator — plus iCal feed for your calendar.
Open calculators →Knowledge Base
Curated training knowledge on methodology, nutrition, equipment and race strategy — from Sprint to Ironman.
Discover knowledge →