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One-Rep Max (1RM) Calculator
Estimate your one-rep max for any lift.
1rm
weightlifting
fitness
health
strength training
una repetición máxima
répétition maximale
massimale
одноповторный максимум
الحد الأقصى لتكرار واحد
一次最大重复次数
एक-पुनरावृत्ति अधिकतम
repetição máxima
1RM計算機
One-Rep Max (1RM) Calculator
Estimate your one-rep max for any lift.
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Formula & Explanation
Calculate your estimated one-rep maximum (1RM) for any lift, a key metric for strength tracking and training.
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