❤️ Health & Fitness

One Rep Max (1RM) Calculator

Enter the weight you lifted and the number of reps completed to estimate your one-rep max and recommended training weights using the Epley formula.

Weight Lifted (lbs)

Reps Completed

Estimated 1RM

90% (2–3 reps)

80% (8 reps)

70% (12 reps)

60% (15 reps)