The One Rep Max (1RM) Calculator is a tool used to estimate the maximum amount of weight you can lift for a single repetition based on the weight you lift for multiple repetitions. It uses the Epley formula, a widely recognized method for estimating 1RM. This calculator is ideal for athletes, bodybuilders, and fitness enthusiasts who want to track their strength progress and optimize their training programs.
Features of the One Rep Max Calculator:
✅ Input Weight & Units
Enter the amount of weight you lifted and choose between kilograms (kg) or pounds (lb).
✅ Repetition Range
Input the number of repetitions (from 1 to 10) to calculate your one-rep max accurately.
✅ Responsive Design
Works seamlessly on both desktop and mobile devices.
✅ User-Friendly Interface
Simple, intuitive, and easy to use.
✅ Accurate Calculation
Based on the Epley formula: 1RM=Weight×(1+ Reps/30Reps)
How to Use the One Rep Max Calculator:
Enter Weight Lifted:
Input the weight you successfully lifted during your set.
Select Unit:
Choose between kilograms (kg) or pounds (lb) from the dropdown.
Input Repetitions:
Enter how many times you lifted the weight (up to 10 repetitions).
Calculate:
Click the “Calculate One Rep Max” button.
View Results:
See your estimated 1 Rep Max displayed below the button.