Strength
Calculators for strength training and performance.
1RM Calculator
Estimate your one-rep max for any lift.
5RM Calculator
Estimate your five-rep max.
10RM Calculator
Estimate your ten-rep max.
Strength Standards
Compare your lifts to strength standards.
Wilks Score Calculator
Calculate your Wilks score for powerlifting.
IPF Points Calculator
Calculate your IPF points for powerlifting.
Training Max Calculator
Determine your training max (e.g., 90% of 1RM).
Progressive Overload Planner
Plan your progression for lifts.
Workout Volume Calculator
Calculate the total volume of your workout.
Rest Timer Calculator
Determine optimal rest times between sets.
Plate Math Calculator
Quickly determine which plates to load on a barbell.