Free online Athletic Performance Calculator. Calculate BMI, estimated body fat, BMR, and Wilks strength score. Enter age, weight, and strength data for a comprehensive fitness assessment. | No signup · Data never leaves your device
Zero dependencies · Works offlineMulti-dimensional fitness evaluation:
BMI: Weight(kg)/Height²(m).
Body Fat %: Estimated using Navy method.
BMR: Mifflin-St Jeor equation.
Wilks: Standardized powerlifting score.