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One Rep Max (1RM) Calculator
simple
Free one rep max calculator. Estimate your 1RM using Epley, Brzycki, and Lander formulas. Get a training percentage chart.
Embed Code
<iframe
src="https://calcimator.com/embed/health-fitness/one-rep-max"
width="100%"
height="600"
style="border: none; border-radius: 8px;"
title="One Rep Max (1RM) Calculator"
loading="lazy"
></iframe>Paste this code into your website's HTML where you want the calculator to appear. The embed automatically tracks impressions and usage.