Free strength tools

Strength tools.

A small kit of free calculators and generators for planning your lifting. No sign-up to try. Estimate a one-rep max or build a complete 5/3/1 program, then take it straight into the Ironstead app.

Calculator1RM CalculatorEnter a weight and reps to estimate your one-rep max, then get training percentages, warm-up sets and plate math.Open tool Generator5/3/1 GeneratorBuild a full week-by-week Wendler 5/3/1 program from your training maxes, with assistance work and plate math, ready to import.Open tool