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Run the numbers with the same engine that builds the plan.
Predict your race, find your training zones, score your sessions, and time your taper — with the real sports-science math behind PaceBeats. No paywall.
Browse all calculatorsRace Time Predictor
Predict your finish time and per-leg splits from your real thresholds.
CSS Calculator
Find your CSS from a 400/200 time trial and get five swim pace zones.
TSS Calculator
Score any swim, bike, run, or strength session in one place.
Fitness, Fatigue & Form
Turn 12 weeks of TSS into your fitness, fatigue, and form curve.