Cardio & Fitness
How much weight can you actually lift?
1RM — estimated from any set, no need to test at max
1RM (one rep max) is the heaviest weight you could lift once. You don't need to test it directly (risky without experience) — enter the weight and reps from a normal set, and we'll estimate your 1RM using the Epley formula.
-- kg
estimated 1RM
🔒 The data you enter is processed instantly on your device. We don't save or collect anything.
This result is a guideline — real 1RM testing requires supervision and correct technique.
The Epley formula, one of the most widely used 1RM estimation formulas in strength training.
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