Adjust the strength calculator by using a rep range that matches your goal. Lower reps are better for estimating 1RM and maximum strength, while higher reps make the estimate less precise.

A strength calculator is generally accurate enough for estimating your 1RM and planning workouts, especially when you use a moderate weight for a low number of reps.

For beginners, the Fitnova360 Strength Calculator is the easiest clutter-free option for quick 1RM estimates.

The safest way to estimate your 1RM at home is to lift a moderate weight for 3–6 reps with proper form, then use those numbers in the Epley formula to estimate your maximum strength. Estimated…