Critical Power Model
312
W
CP · 4.05 W/kg
18.4
kJ
W′ · ↗ +2.1
R² = 0.99412 Datenpunkte · 2-param
Critical Power & W′
A true hyperbolic CP model instead of FTP guesswork, backed by quality gates and breakthrough detection.

trace is the training tool for ambitious cyclists and runners. Comprehensive performance analysis, training plans, and trace coaching – all in one platform.
The cockpit
Readiness, form and your weekly plan at a glance – on desktop and on the go.
Felix
PRODeine Trainingsübersicht
Guten Tag, Felix
Erholung sieht gut aus – heute kannst du Gas geben.
Readiness
Bereit
Fitness
84
Stark
Ermüdung
58
Moderat
Form
+12
Frisch
Aktivitäten
5
Diese Woche
Distanz
247 km
Diese Woche
Trainingszeit
11h 18m
Diese Woche
Höhenmeter
3 420 m
Diese Woche
Critical Power Model
312
W
4.05 W/kg · Sehr gut ↗ +8 W
CP
18.4
kJ
Typisch 10-25 kJ ↗ +2.1
W'
VO₂max

← Swipe for the mobile view →
Felix
PRODeine Trainingsübersicht
Guten Tag, Felix
Erholung sieht gut aus – heute kannst du Gas geben.
Readiness
Bereit
Fitness
84
Stark
Ermüdung
58
Moderat
Form
+12
Frisch
Aktivitäten
5
Diese Woche
Distanz
247 km
Diese Woche
Trainingszeit
11h 18m
Diese Woche
Höhenmeter
3 420 m
Diese Woche
Critical Power Model
312
W
4.05 W/kg · Sehr gut ↗ +8 W
CP
18.4
kJ
Typisch 10-25 kJ ↗ +2.1
W'
VO₂max

Now on the App Store
Your whole training in your pocket: readiness when you wake up, the plan before you head out, the debrief right after the session.
How trace works
01
Connect
Pair Garmin, Wahoo, Polar, Suunto or Apple Health once. From then on, every session flows in automatically.
02
Analyze
Every activity runs through the trace engines: Critical Power, W′ balance, VO₂max, durability and training load.
03
Understand
Data becomes answers: how fit you are, how recovered, and where your training is paying off right now.
04
Get faster
Training plans that adapt to your form – not the other way around.
How trace works
01
Connect
Pair Garmin, Wahoo, Polar, Suunto or Apple Health once. From then on, every session flows in automatically.
02
Analyze
Every activity runs through the trace engines: Critical Power, W′ balance, VO₂max, durability and training load.
03
Understand
Data becomes answers: how fit you are, how recovered, and where your training is paying off right now.
04
Get faster
Training plans that adapt to your form – not the other way around.
Analysis
trace brings sports science into your training: clear, automatic, every day.
Critical Power Model
312
W
CP · 4.05 W/kg
18.4
kJ
W′ · ↗ +2.1
R² = 0.99412 Datenpunkte · 2-param
A true hyperbolic CP model instead of FTP guesswork, backed by quality gates and breakthrough detection.
Durability
93
/ 100
−7 % nach 3 hHow much power is left after three hours? trace compares your fresh and fatigued profiles and shows what decides races.
Readiness
Heute
Bereit
HRV · Ruhepuls · Schlaf
Calculated automatically every morning from HRV, resting heart rate and sleep: push hard today or recover?
Hitze-Akklimatisierung
34
/ 100
Im Aufbau
5 heiße Einheiten (14 T)vor 2 Tagen
trace turns the temperature and humidity of every session into a heat dose and shows how ready you are for a hot race day.
Ötztaler Radmarathon
Readiness
in 42 Tagen
8:12 h · 243 W
Prognose · Pacing
Prognosis, pacing, fuelling, taper: trace builds the whole road to race day – and gives you an honest debrief once it is done.
Training Plans
No cookie-cutter training plans. trace analyzes your recent performance data, gauges your current fitness, and schedules your next sessions accordingly.
trace Coach
Your training partner – around the clock
Who is it for?
Whether you run three times a week or train every day – trace gives you the kind of insights that used to require a pro team around you.
Compatible with your devices
Import Strava & Garmin via Intervals.icu
Wahoo, Polar, Hammerhead and Suunto connect directly. A direct integration for Strava & Garmin is in the works – in the meantime, connect both via Intervals.icu: connect once, and all your activities sync automatically into trace.

The moment you've been training for.
trace gets you there.
Get started
Connect your devices and see within two minutes what your recent sessions really mean.
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