🏋️Strength & Fitness
Strength and nutrition calculators: one-rep-max estimates, TDEE and calorie needs, macros, body-fat percentage, and Wilks/DOTS scoring.
One Rep Max Calculator
Estimate your one-rep max from a weight you can lift for multiple reps, and get a full percentage training chart.
TDEE Calculator
Calculate the calories you burn per day (your TDEE) to set targets for cutting, maintaining, or bulking.
Macro Calculator
Turn your calorie target into daily protein, carbohydrate, and fat goals based on your objective.
Body Fat Calculator
Estimate your body-fat percentage using the U.S. Navy circumference method — just a tape measure required.
Wilks Calculator
Compare powerlifting performance across body weights by converting your total into a Wilks score.