Free Tools

Calculators for people who run and lift

Fast, free, no signup. Built for hybrid athletes — figure out your muscle, your engine and your numbers in seconds.

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HYROX Percentile Calculator

Enter your finish time and see exactly where you rank by age, gender and division.

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HYROX Finish Predictor

Estimate your race from your 5 km — and see which station is costing you the most time.

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HYROX Goal-Time Splits

Type your target time, get a per-station and per-run split table to race to.

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Hybrid Calorie & Macro Calculator

Daily calories & macros dialed for running + lifting on the same week — no more under-fueling.

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HYROX Plan Generator

A personalised, week-by-week HYROX plan from your race date, days available and level — runs, strength, stations & taper.

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HYROX Weights Calculator

Every station weight and rep by division — Open, Pro & Doubles, men & women. Sled push/pull, farmers, sandbag lunges, wall balls.

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FFMI Calculator

Your Fat-Free Mass Index — how much muscle you carry for your height, and how close you are to the natural limit.

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VO₂max Estimator

Estimate your VO₂max from a recent run — see where you rank by age and what it means for your engine.

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HYROX Calorie Calculator

How many calories a HYROX race actually burns — from your bodyweight and finish time. Most athletes torch 900–1,600 kcal.

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Hybrid Protein Calculator

How much protein you need when you run AND lift — daily grams and per-meal target from bodyweight, phase and diet (1.6–2.2 g/kg).

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HYROX Pacing Calculator

Turn your goal finish time into a target 1 km run pace, per-station budget and RoxZone allowance.

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Hybrid Volume Meter Soon

Is your run-to-lift balance actually hybrid? Score your weekly volume split.

Coming soon