All Calculators

Every free calculator on AthleticCalcs, in one place. No sign-up, no clutter — just pick one and go.

Strength Calculators

Estimate your one-rep max using 7 formulas, with training percentages and warm-ups.

Bench-specific 1RM estimate with a strength-level classification.

Estimate your back, front, or hack squat one-rep max.

Conventional, sumo, trap bar, and RDL 1RM estimates.

Score your total against bodyweight to compare strength fairly.

Add your squat, bench, and deadlift for your full total.

Find the vertical jump you need to dunk based on your reach.

Measure your vertical and compare it to athletic benchmarks.