TrainSmarter.Run Further.
Know your finish time, and exactly how to train for your race. Terrain-aware predictions and adaptive plans for ultrarunners — with a 3D course flythrough so nothing surprises you on race day.
No sign-up to explore · 14-day trial, no card
ML finish prediction that factors in terrain, climbs & your fitness — not a flat pace chart
3D course flythrough so nothing surprises you on race day
Syncs with Strava & Intervals.icu
14-day trial · No card · Cancel anytime
“Built by a runner who got tired of guessing race-day pacing and gluing together spreadsheets.”
Smarter Training, Start to Finish
Purpose-built tools for ultra marathon training and race preparation
Adaptive Training Plans
Start from a RunPact template, pick a community one, or build your own — set every phase, session type, intensity, and volume target. The engine generates your weekly schedule and adapts as you train.
- RunPact templates for every terrain
- Community templates you can star and reuse
- Configure phases, session types, intensity, volume
- Adapts to your progress
Race Intelligence
Upload any GPX file to explore your course in 3D, analyze difficulty, and get segment-by-segment pacing strategies.
- 3D terrain flythrough
- Terrain-adjusted pacing
- ML finish predictions
- Climbs & difficulty scoring
Our race models are trained on iconic courses around the world — then applied to whatever GPX you bring.
intervals.icuHow It Works
Get started in minutes, see results in weeks
Sign Up
Create your free account and start your 14-day trial
Analyze Your Race
Upload a GPX file or try the Hardrock 100 demo to see 3D terrain, pacing, and difficulty
Create Plan
Generate a personalized training plan based on your race, terrain, and fitness
Train & Track
Follow your plan, track completions, and sync with Strava
One price. Every feature.
All plans include a 14-day free trial
Billed annually — save €21 vs monthly
Less than a pair of trail shoes, for the whole year. Prefer to go month to month? €10/month — switch or cancel anytime.
- Adaptive plans — templates, community, custom
- 3D race intelligence + ML predictions
- Strava & Intervals.icu sync
- Priority support
See what your next race
looks like from the inside.
Start your 14-day free trial.
No card required