The App is used for 1-Body Measurements Guide which includes: -body measurements for adults. -body measurement for kids. -pants size. -T-shirt, tie and hat. 2-Save Sizes You can Save sizes by names and you can use that in app You have to enter the measurements for height, weight, age, chest, waist and hip measurements in order to save measurements. If you leave them empty, it will not save measurements. 3-BMI and BMR for the body It helps you to know the BMR and BMI measurements for better body monitoring , You can use the names you have saved the Sizes previously. 4-You can know your size and body shape (size cm & inch) You must enter 3 measurements for Bust, Waist and Hip, or use the names you have saved the measurements previously. 5-Converter -The app convert measurements (CM/M/INCH/FOOT/YARD). -bra size for a woman (cm and inches). -Know the shoe's measurements.