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5 Rep Max Calculator
Enter the weight you lifted and how many reps you performed. We'll estimate your one rep max using four proven strength formulas.
Enter the weight you lifted and how many reps you performed. We'll estimate your one rep max using four proven strength formulas.
Numbers only tell half the story. Use Gymscore's AI-powered form analysis to make sure you're lifting safely and efficiently — so your real 1RM matches your potential.