StrengthBase | Intelligent 1RM & Intensity Planner

1RM Calculator

Set your performance inputs and explore different intensity plans for any lift.

Weight lifted

Reps completed

Formula Selection

Choose an estimation model

Estimates are approximations and should be used as a guide when planning your training.

Compare powerlifting performance across bodyweights.

Unit

Sex

Division

Bodyweight (kg)

Meet Total (kg)

Enter bodyweight and meet total to see your scores.

Compare lifters across bodyweights with DOTS, Wilks, and IPF GL.