Estimate your one rep max weight for various lifts using popular formulas. Track your progress over time with a built-in logbook. Offers custom lift creation and extended repetition calculations with a premium upgrade.






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Estimate your one rep max weight for various lifts using popular formulas. Track your progress over time with a built-in logbook. Offers custom lift creation and extended repetition calculations with a premium upgrade.






Safely estimate your maximum lift potential for various strength exercises using scientific formulas. Track your progress visually, set goals, and fine-tune estimates with perceived exertion. Ideal for powerlifters, CrossFit athletes, and strength enthusiasts.