Top Rep Max

In 5/3/1, aim to beat your estimated repetition max (1RM) in AMRAP sets!

The calculator automagically compare reps needed for a given weight to improve your previous max rep effort.

Personal best
Estimated 1RM:155lb
Plan max attempt
Reps to clear:2
Estimated 1RM:165.33lb

1RM calculation

Repetition count is based on the method Jim Wendler endorse for estimating 1RM, the Epley formula(opens in a new window).


Please reach out here for any questions or improvement suggestions.