Training Load Calculator

Calculate training load for every ride — with a power meter or by estimating intensity.

Power-Based Load

From Garmin, Wahoo or Strava (often shown as „NP")

Load Estimate (No Power Meter)

Zone 2 — Base Endurance
Load
Intensity
Duration
0–50
50–100
100–150
150–300
300+
Recovery Guide
Load RangeWorkout TypeRecovery Time
0–50Easy rideMinimal
50–100Moderate training1 day
100–150Hard training1–2 days
150–250Very hard / race-like2–3 days
250+Extreme load3–5 days

Auto-Calculate Load from Strava

WattRun calculates training load for every activity automatically — including fitness, fatigue, form and eFTP history.

Start for free →

Free · No subscription