The 5 best free BMI calculators for iPhone and iPad

BMI Calculators for iPhone - aktiBMI

Not sure if you’re overweight, underweight, or just right? Using a Body Mass Index (BMI) calculator, you can see exactly that. Enter a few details and then check to see if your current weight is on target. You can also use the calculator find out what the normal weight is for your height and (sometimes) your age.

Some are simple BMI calculators while others offer extra features. So if you’re ready, here are the best free BMI calculator apps for iPhone and iPad.

Best BMI calculators for iPhone and iPad

BMI Calculator‰

BMI Calculator iPhone

It doesn’t get much easier to calculate your BMI than with the free BMI Calculator‰ app for iPhone and iPad.

Enter your height and weight in U.S. Units or Metric. You’ll see your BMI calculation and a simple Overweight, Underweight, or Normal display.

  • Availability: iPhone and iPad
  • Cost: Free

BMI Calculator for Women & Men

BMI Calculator for Women Men iPhone

Similar to the app above, BMI Calculator for Women & Men gives you the basic functions you need to check your BMI.

Enter your gender, height, and weight and you’ll see the BMI calculation and if your over, under, or at a normal weight right at the top. Swipe right and you’ll see the ideal weight for your gender and height. You can use inches or centimeters, and pounds or kilograms.

  • Availability: iPhone and iPad
  • Cost: Free

BMI Calculator – BMR Manager

BMI Calculator BMR Manager iPhone

If you’re interested in calculating your Basal Metabolic Rate (BMR) in addition to your BMI, then you want the BMI Calculator – BMR Manager app.

Enter your age, height, weight, and gender to calculate both. And for BMR, you can choose from the Mifflin and St. Jeor or Harris-Benedict methods.

Like the other apps, you’ll quickly see if you are overweight, underweight, or normal weight and can use U.S. or metric units of measurement.

The app also offers fitness news along with nutrition data which is helpful for seeing the proteins and calories for what you eat.

  • Availability: iPhone, iPad, and Apple Watch
  • Cost: Free with an in-app purchase to remove the ads


aktiBMI app iPhone

For an app with a little extra, get started easily with aktiBMI. Just enter your gender, birthday, height, desired weight, and current weight.

You’ll then see your BMI along with a gauge displaying if you’re overweight, underweight, or at a normal weight. In addition, the app shows you how much over or under you are, how far away from your desired weight you are, and the determinations of the weight classes.

With aktiBMI, you can track your weight, enter your body data for more information, and use different units of measurement per your preference.

  • Availability: iPhone, iPad, and Android
  • Cost: Free with in-app purchases to remove the ads or get the pro version for extra features like an exportable health report, body data logs, and the ability to add comments

Weight Loss Tracker – BMI

Weight loss tracker BMI iPhone

One more app that offers BMI calculations along with helpful other features is Weight Loss Tracker – BMI.

Enter your complete details including height and weight, desired weight, gender and date of birth. Tap BMI at the top of the next screen to see where your weight falls on the gauge. You can also review the weight levels at the bottom.

Tap to go back to Weight at the top and you’ll see your stats summarized with a calendar which allows you to track your weight daily. This is a great app for seeing your progress and how close you are to your weight goals. You can also add moods, photos, and notes if you like.

  • Availability: iPhone, iPad, and Android
  • Cost: Free

Wrapping it up

Whether you just want to use a basic BMI calculator to see where you weight is or want one that includes extra weight tracking features, there’s a free app on this list for you.

Do you use one of these apps already and love it? Or are you going to give one a try? Let us know your thoughts!