Terms of Use

By using the One-Rep Max Calculator you agree to these terms.

Informational use only

This site provides general educational information and estimates about strength training. It is not medical advice, coaching, or a substitute for professional guidance. One-rep-max estimates are approximations derived from published formulas and can be wrong for any individual. Always train within your ability, use appropriate safety equipment and spotters, and consult a qualified professional before starting or changing a training program.

No warranty

The tool is provided "as is" without warranties of any kind, express or implied. We do not guarantee the accuracy, completeness, or fitness for any purpose of the estimates or content.

Limitation of liability

To the maximum extent permitted by law, we are not liable for any injury, loss, or damage arising from your use of this site or reliance on its estimates. You use the calculator and follow any resulting training loads entirely at your own risk.

Changes

We may update these terms or the tool at any time. Continued use after changes constitutes acceptance.

Contact

Questions: gpcgabriel0@gmail.com.