Free Tools
Fitness Calculators
Free tools for lifters. No account, no ads, no nonsense — just the numbers you need to train smarter.
1 Rep Max Calculator
Estimate your one rep max from any working set using the Epley formula. Includes training percentages for programming.
Open calculatorWorkout Volume Calculator
Calculate total volume (sets × reps × weight) for every exercise in your session. See volume per exercise and your grand total.
Open calculatorPlate Calculator
Enter any barbell weight and get the exact plates to load per side. Supports lbs and kg, standard and women's bars.
Open calculator