Free tools
Free, no account: 4 calculators built on the same math Javier Montoya Jr's clients train on.
- One-rep max calculatorEstimate your 1RM from any set, and see what every rep range works out to at that strength.
- Macro calculatorSplit a daily calorie target into protein, carbs and fat you can actually hit.
- Calorie calculatorEstimate the calories you burn in a day, and what to eat to lose, hold or gain.
- Plate calculatorWhat to load on each side of the bar for any weight, without the mental arithmetic.