Taung Paw Tar is a free application for calculating the body mass index (BMI) of a person. This index is used to determine whether a person is underweight, normal weight, overweight, or obese. 

To calculate the BMI, you will need to enter the person's weight and height. The application uses a formula to calculate the BMI and give the results in kg/m2 and lbs/in2. 

Taung Paw Tar also has a table with information about the body composition of different categories of people. It can be used by people who want to get to know whether they are healthy or not.