Best Body Fat Calculator Apps

248+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated August 2026

Body Fat Calculator By Fittur is the household name in body fat calculator, but it's far from the only option. We track 248+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Body Fat Calculator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Body Fat Calculator By FitturBody Fat Calculator By FitturFree4.6★ (955)NoNoAug 2026
2BMI, BMR, Body Fat CalculatorBMI, BMR, Body Fat CalculatorFree4.8★ (10)YesYesAug 2026
3BMI Calculator – Weight LossBMI Calculator – Weight LossFree4.5★ (28K)NoYesAug 2026
4Plixi: Body Fat CalculatorPlixi: Body Fat CalculatorFree4.6★ (72)YesYesAug 2026
5BMI Calculator‰BMI Calculator‰Free4.9★ (24K)YesNoAug 2026
6Lean: Body Fat & BMILean: Body Fat & BMIFreeNoJul 2026
7Spren Body Composition ScannerSpren Body Composition ScannerFree4.7★ (1.5K)NoYesAug 2026
8Body Fat Calculator (PRO)Body Fat Calculator (PRO)FreeNoYesJul 2026

Top Picks for Body Fat Calculator

Body Fat Calculator By Fittur#1

Body Fat Calculator By Fittur by Fittur LLC

Army & Navy Percentage Tracker
Editor's Choice
💪 Health & Fitness
4.6😞(955 ratings)
Free
Body Fat Calculator By Fittur screenshot 1
Body Fat Calculator By Fittur screenshot 2
Body Fat Calculator By Fittur screenshot 3
Body Fat Calculator By Fittur screenshot 4
Body Fat Calculator By Fittur screenshot 5
Body Fat Calculator By Fittur screenshot 6

Estimate your body fat percentage using gender, height, and measurements. Compare your results with professionally rendered 3D body fat images for enhanced accuracy. Track changes in body composition over time.

What We Love

  • 👍 Quick and easy to use
  • 💡 Helpful for tracking progress
  • 👍 Accurate body fat calculation

Room to Improve

  • 🐛 App gets stuck on last page of setup
  • 🐛 Demands download of another app
  • 🐛 Full-screen ads that cannot be closed
BMI, BMR, Body Fat Calculator#2

BMI, BMR, Body Fat Calculator by Tevfik Yucek

Find Ideal Weight for Height
Strong Contender
💪 Health & Fitness
4.8(10 ratings)
FreeAdsIn-App Purchases
BMI, BMR, Body Fat Calculator screenshot 1
BMI, BMR, Body Fat Calculator screenshot 2
BMI, BMR, Body Fat Calculator screenshot 3
BMI, BMR, Body Fat Calculator screenshot 4

Easily calculate your Body Mass Index (BMI), Basal Metabolic Rate (BMR), and Body Fat Percentage. Get personalized health insights, including ideal calorie intake and weight ranges, with a simple and intuitive interface.

BMI Calculator – Weight Loss#3

BMI Calculator – Weight Loss by Steffen Mayer

Calculate your ideal weight
Worth Considering
💪 Health & Fitness
4.5😞(28K ratings)
FreeIn-App Purchases
BMI Calculator – Weight Loss screenshot 1
BMI Calculator – Weight Loss screenshot 2
BMI Calculator – Weight Loss screenshot 3

Calculate and track your Body Mass Index (BMI) with this user-friendly app. It provides personalized health insights, ideal weight recommendations, and supports various units and classification systems. Monitor your weight journey and understand health risks.

What We Love

  • 🚀 Easy to use
  • 📊 Helps track progress
  • 💪 Motivates weight loss

Room to Improve

  • 🤕 Can cause insecurity
  • 🚫 Inaccurate BMI calculations
  • 🚨 Promotes unhealthy behaviors

More Body Fat Calculator apps to explore

4
Plixi: Body Fat Calculator
Plixi: Body Fat Calculator
Plixi: Body Fat Calculator
Skinfold Caliper & Body Comp
Free

This app assists in calculating body fat percentage using caliper measurements. It supports multiple body density and body fat percentage formulas, allowing for customizable calculations and patient profile management.

Body fat percentage calculationMultiple body density formulasMultiple body fat percentage formulas
💪 Health & Fitness
(72)
free with in-app purchases
5
BMI Calculator‰
BMI Calculator‰
BMI Calculator‰
Body Mass Index Calculator
Free

Easily calculate your Body Mass Index (BMI) with this straightforward application. It provides a quick way to understand your weight status based on your height and weight.

BMI calculationInput heightInput weight
💪 Health & Fitness
(24K)
ad-supported
6
Lean: Body Fat & BMI
Lean: Body Fat & BMI
Lean: Body Fat & BMI
by fung ka wa
Free
💪 Health & Fitness
(0)
7
Spren Body Composition Scanner
Spren Body Composition Scanner
Spren Body Composition Scanner
Measure Body Fat Percentage
Free

This app uses your smartphone to measure body fat percentage, BMI, and body composition. It provides detailed health reports, tracks weight loss, and offers personalized nutrition plans, acting as a smart scale alternative with research-grade analysis.

Body fat percentage measurementBMI calculatorBody composition analysis
💪 Health & Fitness
(1.5K)
free with in-app purchases
8
Body Fat Calculator (PRO)
Body Fat Calculator (PRO)
Body Fat Calculator (PRO)
Your Body Fat Expert
Free

Calculate body fat percentage using various scientifically validated methods. Offers both free and advanced PRO options for detailed analysis. Supports multiple measurement tools and units for personalized tracking.

Multiple scientific calculation methodsSkinfold and circumference measurementsMetric/Imperial unit conversion
💪 Health & Fitness
(0)
free with in-app purchases
9
Body Fat Calculator 2023
Body Fat Calculator 2023
Body Fat Calculator 2023
Calculate your body fat fast
Free
💪 Health & Fitness
(0)
10
Body Fat Calculator - LeanFuel
Body Fat Calculator - LeanFuel
Body Fat Calculator - LeanFuel
Protein & Macro Tracker
Free
💪 Health & Fitness
(0)
11
FatMetric: Body Fat Calculator
FatMetric: Body Fat Calculator
FatMetric: Body Fat Calculator
Body Fat Tracker & Measurement
Free
💪 Health & Fitness
(0)
12
Body Fat calculator & Tracker
Body Fat calculator & Tracker
Body Fat calculator & Tracker
Track Fat & Body Measurement
Free
💪 Health & Fitness
(0)
13
Happy Scale
Happy Scale
Happy Scale
Weight Loss Tracker
Free

This app helps you understand your weight loss journey by analyzing scale fluctuations. It smooths out daily variations to reveal your true progress, predict future weights, and break down goals into manageable milestones.

See true progress with mathematical analysisSmooth out weigh-in fluctuationsPredict future weight
💪 Health & Fitness
(58K)
subscription
14
FitApp Fitness calculators
FitApp Fitness calculators
FitApp Fitness calculators
Bodyfat % Muscle and Calories
Free
💪 Health & Fitness
(0)
15
Fitness Calc Pro
Fitness Calc Pro
Fitness Calc Pro
26 Health & Fitness Calculator
Free
$0.99 | 100% OFF
💪 Health & Fitness
(0)
16
WB Body
WB Body
WB Body
Body Composition Analysis
Free
💪 Health & Fitness
(0)
17
Body Fat & BMI Calculator
Body Fat & BMI Calculator
Body Fat & BMI Calculator
AI Body Fat & BMI Tracker
Free
💪 Health & Fitness
(0)
18
BodyCalc: BMI & BMR
BodyCalc: BMI & BMR
BodyCalc: BMI & BMR
Calorie & Health Calculator
Free
💪 Health & Fitness
(0)
19
BMI Calculator - Fitness Track
BMI Calculator - Fitness Track
BMI Calculator - Fitness Track
Body Weight & Health Check
Free
💪 Health & Fitness
(0)
20
Fit Axis - BMI Calculator
Fit Axis - BMI Calculator
Fit Axis - BMI Calculator
Developed by Kajol Jayapal
Free
💪 Health & Fitness
(0)

FAQ about Body Fat Calculator

What are the best body fat calculator apps for iPhone?
Body Fat Calculator By Fittur tops our body fat calculator apps ranking as of August 2026, with a 4.6-star average from 955 App Store ratings, and it's free to download.
Yes — 20 of the top body fat calculator apps we rank are free to download, including Body Fat Calculator By Fittur and BMI, BMR, Body Fat Calculator.
Body Fat Calculator By Fittur has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 248+ body fat calculator apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app estimates your body fat percentage using your gender, height, and body measurements. It utilizes the US Navy body fat calculator formula and offers a unique feature of comparing your results with professionally rendered 3D body fat images for increased accuracy.
The app provides an estimated body fat percentage based on the US Navy formula. It then allows for further refinement through visual comparison with 3D body fat images, designed by physiologists to be within 1-2% accuracy, aiming to be more precise than electrical impedance devices.

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