/> /> /> /> /> Free One Rep Max Calculator — 1RM (Epley)

One Rep Max Calculator

One Rep Max Calculator — Free online 1RM calculator. Estimate your one-repetition maximum for any weightlifting exercise using the Epley formula. Perfect for strength training and progressive overload planning. This free online calculator works in your browser with no sign-up required.

Related Calculators

BMI Calculator
BMR Calculator
Body Fat Calculator
Calorie Calculator
Ideal Weight Calculator
Heart Rate Zone Calculator
Water Intake Calculator
Sleep Calculator
Macros Calculator
Pregnancy Due Date Calculator

Back to all calculators