The program is simple Body Mass Index (BMI) calculator.  Please remember that Body Mass Index (BMI) is not 100% accurate.  There now is a new Android and iOS version that will calculate BMI for individuals of all ages.  BMI is just a guideline; athletes have different BMI ranges due to either age or muscle development.

An ad free version is available as Polar BMI on both Google Play and the App Store.

If there are any issues with either the Android or iOS version of the program, please e-mail support at  We will respond as soon as possible.