Strength Lab

Squat One Rep Max (1RM) Calculator

Estimate your squat 1RM using NSCA squat-specific fatigue curve coefficients, designed for the higher systemic demands of heavy squats.

Unit
Bar
Step
TM%
Round
Squat
Strength Training ProgramsApply your 1RM to 5x5, 5/3/1, and more

Frequently Asked Questions