Pricing
One journey. Three stages.
Start free. Unlock your physiology with Pro. Then add race-specific fueling built on your actual metabolism.
Measure→Understand→Fuel
1
Free
Measure your engine
$0
No account needed
- ✓Science-based metabolic profiler
- ✓VO2max (ml/kg/min)
- ✓VLamax (mmol/L/s)
- ✓Critical Power + W'
- ✓Power–duration curve
"Understand what your engine can produce"
Start Free →2
Pro
Unlock your physiology
$115/yr
~$9.60/month · Save 50% with annual billing
Best value
- ✓Everything in Free
- ✓LT1 — aerobic threshold (W)
- ✓LT2 — anaerobic threshold (W)
- ✓Full personalised training zones
- ✓LT1/LT2 on lactate curve
- ✓Performance profile classification
- ✓Complete race fueling plan
- ✓Export your full profile and training zones as a PDF
"Train with precision instead of guesswork"
3
Fueling
Fuel your performance with precision
Included with Pro
- ✓CHO demand at race intensity
- ✓Substrate oxidation curves
- ✓Glucose–fructose strategy
- ✓Complete race fueling plan
- ✓Auto-fill from metabolic profile
"Fuel the work your body actually requires"
Included with Pro
Unlock full fueling strategy with Pro
Already started? Go to the profiler →