Skip to content

Free 1RM calculator/7 formulas/kg or lb/No sign-up

Calculators Exercises Guides About

Home / Authors

People

Authors

One person edits this site. The page does not list credentials we cannot verify.

Jacob Young, Editor

Topics

Main calculators

One rep max calculator
Bench press calculator
Squat calculator
Deadlift calculator

1RM by exercise

Chest and bench
Shoulders and overhead press
Back, pull-ups, and deadlift
Legs, squat, and leg press
Arms
Olympic lifts
Back squat
Deadlift

Strength tools

RPE calculator
DOTS calculator
Wilks calculator
Strength level
Plate calculator
Percentage of 1RM
Warm-up sets
Rep max
Training max
Powerlifting total

Fitness tools

FFMI calculator
VO2 max calculator
Heart rate zones
Steps to miles
Lbs to kg

Guides

Progressive Overload: How to Add Weight Without Stalling
Deload Week: When to Back Off and How
How to Increase Your Bench Press
RPE Chart: Reps in Reserve and Percent of 1RM
Bench Press Standards: How Much Should You Bench?
Average Bench Press (by Bodyweight, Age, and Sex)
All guides

About Authors Editorial standards Disclaimer Terms Privacy Contact llms.txt Sitemap

OneRepMax provides general educational information and calculators. It is not medical or coaching advice. Consult a qualified professional before starting a new training program.

© 2026 OneRepMax support@onerepmax.io

By using onerepmax.io, you agree to our Terms and Privacy Policy.

llms.txt site summary for AI crawlers