Genereer Z1–Z5-trainingszones op basis van drempelhartslag, fiets-FTP of hardloopdrempeltempo. Coggan-vermogenszones, Friel-hartslagzones en McMillan-tempobereiken in één tool.
| Zone | Bereik | Doel |
|---|
Wielrennen gebruikt het Coggan 7-zonemodel, gebaseerd op FTP. Hartslagzones gebruiken de methode van Joe Friel, gebaseerd op LTHR (of 85% van HRmax). Hardlopen gebruikt tempo-bereiken in McMillan-stijl, gebaseerd op drempeltempo.
One Rep Max (1RM) Calculator + % Chart
Estimate your 1RM with 5 formulas (Epley, Brzycki, Lombardi, O'Conner, Wathan) and a full %1RM training chart.
Barbell Plate Loading Calculator (kg / lb)
Plate math for any target weight, with available plate inventory, in kg or lb — for Olympic, women's and trap bars.
Wilks, DOTS & IPF GL Powerlifting Score Calculator
Compare powerlifting totals across weight classes with Wilks, DOTS and IPF GL coefficients.
Macros from Calories Calculator (P / F / C in g)
Calculate grams of protein, fat and carbs from any calorie target with keto, balanced and high-protein presets.
Running Pace Converter & Race Time Predictor
Convert running pace between min/km and min/mi and predict your 5K, 10K, half and full marathon times.
Cycling Power to Speed Calculator
Estimate cycling speed from watts using bike weight, gradient, wind and surface drag.
