Strength training
One-rep max, load progression, volume and rest, using the estimation formulas coaches actually cite. 10 tools, including Army Body Fat Calculator, Bench Press Calculator, Body Recomposition Calculator and FFMI Calculator. All free, with no account and nothing to install.
Army Body Fat CalculatorThe US Army AR 600-9 tape method, with the pass/fail limit for your age band.Bench Press CalculatorYour bench 1RM, the load for every rep range, and where it sits against your bodyweight.Body Recomposition CalculatorMaintenance calories, protein target and an honest feasibility score for losing fat while gaining muscle.FFMI CalculatorFat-free mass index — the muscularity measure that height-corrects where BMI cannot.Lean Body Mass to Strength CalculatorPredict your squat, bench and deadlift from lean mass, and score how much of that potential you've realised.Lift percentage of 1RM calculatorFind the weight to load for a given percentage of your one-rep max.One-rep max (1RM) calculatorEstimate your one-rep max from a weight lifted for several reps (Epley formula).Strength Standards CalculatorWhere your squat, bench, deadlift or press lands from untrained to elite for your bodyweight.Vertical jump calculatorYour vertical jump — the reach you gain leaving the ground — from your standing reach and jump reach, or entered directly. From the height it also derives your hang time and, with your body weight, an estimate of peak leg power (Sayers formula).Wilks CalculatorScore your powerlifting total against bodyweight with the Wilks coefficient.