BMI, Body Fat and BMR Calculator - Version 1.2 Free Body Mass Index Calculator (BMI), Body Fat (BF) and Basal Metabolic Rate (BMR) Calculator. In standard and metric version (kg and cm). Calculate your BMI, BF and BMR with age, gender, weight and height. It's made in Flash and your Free to publish it on your website (view read me file). If you do use it on your website, you must have a dofollow text link on the same page to www.lose-more-weight-online.com.