Tools

Calculators I use to plan long rides. Enter your numbers and the results update as you type. Guidance, not medical advice.

01 Carbs calculator Grams of carbohydrate per hour from duration, intensity and gut training. Open → 02 Electrolytes Sodium and fluid per hour from sweat rate, heat and salty-sweater status. Open → 03 Power zones Seven training zones from your FTP. Open → 04 Heart rate zones Five zones from max and resting heart rate. Open → 05 Race day fueling A leg-by-leg plan with a pack list, from distance, pace and stops. Open →