BMI Calculator - Happy Scale

Lose weight and view it on chart with this weight app. BMI Calculator, BMR Calculator and Weight Tracker in one app.

BMI(Body Mass Index) is a convenient rule of thumb used to broadly categorize a person as underweight, normal weight, overweight, or obese based on tissue mass (muscle, fat, and bone) and height.

BMR(Basal Metabolic Rate) is the rate of energy expenditure per unit time at rest. Calculate your daily calorie according to physical activity level.


• Monitor your weight
• Define your body type
• Lose body fat
• Calculate your healthy & ideal weight.
• Log your weight history.
• Imperial and metric measurement support.
• Adults, teens, and children can use.
• Free to use.
• No internet connection required.