Best Body Composition Apps

223+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

Looking for free body composition apps? 20 of our 223+ tracked titles are free to download β€” no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Body Composition

MeThreeSixty: 3D Body Scan・BMI#1

MeThreeSixty: 3D Body Scan・BMI by Size Stream LLC

Weight Loss & Health Tracker
Editor's Choice
πŸ’ͺ Health & Fitness
4.7😞(18K ratings)
FreeAdsIn-App Purchases
MeThreeSixty: 3D Body Scan・BMI screenshot 1
MeThreeSixty: 3D Body Scan・BMI screenshot 2
MeThreeSixty: 3D Body Scan・BMI screenshot 3
MeThreeSixty: 3D Body Scan・BMI screenshot 4
MeThreeSixty: 3D Body Scan・BMI screenshot 5
MeThreeSixty: 3D Body Scan・BMI screenshot 6

Transform your phone into a 3D body scanner to accurately track your progress. Get detailed body measurements and visualize your changes with a personal 3D avatar. All your data stays private on your device.

What We Love

  • πŸš€ Fast and easy scan
  • πŸ‘ Helpful for tracking progress
  • 🀩 Motivating to see body changes
  • πŸ’ͺ Accurate measurements

Room to Improve

  • πŸ› Inconsistent/inaccurate measurements
  • πŸ€– Annoying voice instructions
  • πŸ’° Paid app after being free
Spren Body Composition Scanner#2

Spren Body Composition Scanner by Elite HRV Inc

Measure Body Fat Percentage
Strong Contender
πŸ’ͺ Health & Fitness
4.7😐(1.5K ratings)
FreeAdsIn-App Purchases
Spren Body Composition Scanner screenshot 1
Spren Body Composition Scanner screenshot 2
Spren Body Composition Scanner screenshot 3
Spren Body Composition Scanner screenshot 4
Spren Body Composition Scanner screenshot 5
Spren Body Composition Scanner screenshot 6

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.

What We Love

  • πŸ‘ Easy to operate
  • πŸš€ Motivating
  • πŸ‘ Incredible app
  • πŸ‘ Accurate

Room to Improve

  • πŸ› No login possible
  • πŸ› Doesn't work
  • πŸ› Measurements are nowhere close to DEXA scans
Progress Body Tracker: My BMI#3

Progress Body Tracker: My BMI by Lasmit TLB Ltd

Fat Measurement & Weight Loss
Worth Considering
πŸ’ͺ Health & Fitness
4.6😊(9.2K ratings)
FreeIn-App Purchases
Progress Body Tracker: My BMI screenshot 1
Progress Body Tracker: My BMI screenshot 2
Progress Body Tracker: My BMI screenshot 3
Progress Body Tracker: My BMI screenshot 4
Progress Body Tracker: My BMI screenshot 5
Progress Body Tracker: My BMI screenshot 6

Track your weight loss, body measurements, and BMI with this app. Log photos and data to visualize your progress, understand the impact of workouts and diets, and stay motivated with rewards. Syncs with health platforms.

What We Love

  • πŸ’ͺ Great for tracking progress
  • πŸ“Š Helpful graphs and visuals
  • πŸ”’ Secure and private
  • πŸ‘ Easy to use

Room to Improve

  • πŸ’° Paid features required for full functionality
  • πŸ› Bugs and crashes
  • πŸ€” Limited free version

More Body Composition apps to explore

4
InBody
InBody
InBody
by InBody Co., Ltd.
Free

Track your body composition, blood pressure, and daily activity to understand your overall health. Sync with devices to monitor progress and set fitness goals.

Body composition analysisBlood pressure monitoringActivity and nutrition logging
πŸ’ͺ Health & Fitness
(1.7K)
free
5
ZOZOFIT: 3D Body Scanner
ZOZOFIT: 3D Body Scanner
ZOZOFIT: 3D Body Scanner
Track Progress, Fitness & BF%
Free

This app uses 3D body scanning to provide detailed body measurements and track fitness progress. It offers AI-powered nutrition logging, posture assessment, and clothing size recommendations to help users achieve their health and transformation goals.

3D body scanning with 12 key measurementsBody fat percentage calculationSide-by-side scan comparison
πŸ’ͺ Health & Fitness
(7.1K)
free with in-app purchases
6
RENPHO Health
RENPHO Health
RENPHO Health
For Renpho all Scale
Free

Track multiple body composition metrics like BMI, body fat, and muscle mass. This app provides intelligent data analysis and generates shareable charts and reports. It supports multiple user profiles for family use and syncs data with Apple Health.

Track multiple body composition metricsIntelligent data analysis and trackingGenerate shareable charts and reports
πŸ’ͺ Health & Fitness
(7.2K)
free
7
Abody.ai
Abody.ai
Abody.ai
Body Measurement App
Free

This app uses your phone's camera to take precise body measurements and track changes over time. It helps you find the perfect clothing size for online shopping and understand your body's health metrics like BMR and TDEE.

AI-powered body measurementsClothing size recommendationsBody change tracking
πŸ’ͺ Health & Fitness
(221)
free
8
Starfit
Starfit
Starfit
by RUNSTAR FL INC.
Free

Track your body composition, including BMI, body fat, muscle mass, and more. The app offers intelligent data analysis and reporting, with options for baby or pet weight tracking. It also integrates with Apple Health to share your health data.

Body composition tracking (BMI, body fat, muscle mass)Body girth measurementBaby/pet weight tracking
πŸ’ͺ Health & Fitness
(4.6K)
free
9
Body Fat Calculator By Fittur
Body Fat Calculator By Fittur
Body Fat Calculator By Fittur
Army & Navy Percentage Tracker
Free

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.

US Navy body fat formula calculation3D body fat image comparisonsVisual comparison for different body shapes
πŸ’ͺ Health & Fitness
(955)
free
10
Bodyscript
Bodyscript
Bodyscript
Body Composition Analyzer
Free

This app analyzes body composition, providing accurate measurements of muscle, fat, bone mass, and water. Scan QR codes from a BodyScript analyzer to instantly view your results on a personal dashboard. Track your progress over time with detailed historical data.

Body composition analysisMuscle, fat, bone mass, and water measurementsQR code scanning for instant results
πŸ’ͺ Health & Fitness
(5)
free
11
ShapeScale: Body Composition
ShapeScale: Body Composition
ShapeScale: Body Composition
Track Body Fat & Measurements
Free

This app uses a 3D body scanner to provide detailed body composition analysis, including body fat percentage, girth, and volume measurements. Track your progress visually with 3D comparisons and heatmaps, and receive personalized feedback to achieve your fitness goals.

3D Body ScanPersonalized Health & Shape ScoresBody fat percentage and BMI tracking
πŸ’ͺ Health & Fitness
(36)
free
12
BMI Calculator – Weight Loss
BMI Calculator – Weight Loss
BMI Calculator – Weight Loss
Calculate your ideal weight
Free

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.

Instant BMI calculation with animated gaugePersonalized health insightsIdeal weight recommendations
πŸ’ͺ Health & Fitness
(26K)
free with in-app purchases
13
PHYT: The Body Composition App
PHYT: The Body Composition App
PHYT: The Body Composition App
AI Body Scan All On Your Phone
Free
πŸ’ͺ Health & Fitness
(1)
14
Bodybuilding.com - Fitness App
Bodybuilding.com - Fitness App
Bodybuilding.com - Fitness App
Train, Track, Connect, Shop
Free

This app offers diverse workout options, from guided programs to custom routines, with detailed tracking of health metrics and progress. Connect with a community of users, earn rewards, and shop for supplements directly within the application.

Multiple guided workout stylesCustom workout program builderHealth metric tracking
πŸ’ͺ Health & Fitness
(29K)
free with in-app purchases
15
Happy Scale
Happy Scale
Happy Scale
Gewichtsverlustsverfolgung
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
πŸ’ͺ Health & Fitness
(57K)
subscription
16
Body Editor - Body Tune&Edit T
Body Editor - Body Tune&Edit T
Body Editor - Body Tune&Edit T
Edit body, skin & background
Free

This app offers professional portrait retouching tools to enhance photos naturally. It focuses on highlighting unique charm through intelligent features, aiming for outstanding photo effects.

Natural photo effectsPortrait retouchingIntelligent feature design
πŸ”§ Utilities
(6)
ad-supported
17
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
πŸ’ͺ Health & Fitness
(24K)
ad-supported
18
Plixi: Body Fat Calculator
Plixi: Body Fat Calculator
Plixi: Body Fat Calculator
Calculate with caliper
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
πŸ’ͺ Health & Fitness
(69)
free with in-app purchases
19
Fitdays
Fitdays
Fitdays
by GUANGDONG ICOMON TECHNOLOGY CO., LTD
Free

Record and track family weight data with a smart scale. Visualize progress with charts and reports, and sync with Apple Health. Supports up to 24 users for comprehensive family fitness monitoring.

Record family weight dataConnect to smart weight scaleChart and report display
πŸ’ͺ Health & Fitness
(487)
free
20
AURA App
AURA App
AURA App
Body Composition & Hydration
Free

Monitor your body composition and hydration levels with advanced bioimpedance analysis. Track trends, view health insights, and set fitness goals to improve your lifestyle and workouts. Integrates with Apple Watch accessories for comprehensive health tracking.

Body composition trackingHydration level monitoringBioimpedance vector analysis
πŸ’ͺ Health & Fitness
(947)
free with in-app purchases

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