Free, instant, no account required. Each tool gives you a personalised result — and links to your full race-day plan when you’re ready.
Enter your distance, weight, and finish time. Get carb targets, fluid targets, fueling interval, and bonk risk instantly.
Open →Quiz6 questions. Instant GI risk score (Low / Moderate / High) with personalised flags and advice.
Open →CalculatorEnter pre/post workout weights and fluid consumed. Get your sweat rate, hydration target, and sodium flag.
Open →PlannerEnter your weight, race date, and diet type. Get a 3-day carb loading schedule with meal-by-meal gram targets.
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