Best Body Fat Tracking Apps

222+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated May 2026

Whether you're new to body fat tracking or looking for an upgrade, our curated collection of 222+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Body Fat Tracking

Progress Body Tracker: My BMI#1

Progress Body Tracker: My BMI by Lasmit TLB Ltd

Fat Measurement & Weight Loss
Editor's Choice
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
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
trackBod - AI Body Scan#3

trackBod - AI Body Scan by SHOOTFORTHEMOON LLC

Check your body fat percentage
Worth Considering
πŸ’ͺ Health & Fitness
4.8😊(1K ratings)
FreeIn-App Purchases
trackBod - AI Body Scan screenshot 1
trackBod - AI Body Scan screenshot 2
trackBod - AI Body Scan screenshot 3
trackBod - AI Body Scan screenshot 4

This app analyzes your body composition by asking a few questions and taking front and side photos. It provides actionable insights to help you achieve your fitness goals faster. Understand your body better and take control of your health journey.

What We Love

  • πŸ‘ Great app
  • πŸš€ Works well
  • πŸ‘ Accurate
  • πŸ‘ Helps track progress

Room to Improve

  • πŸ› Issues with functionality
  • πŸ’° Expensive subscription
  • πŸ€” Unclear instructions

More Body Fat Tracking apps to explore

4
MeThreeSixty: 3D Body Scan・BMI
MeThreeSixty: 3D Body Scan・BMI
MeThreeSixty: 3D Body Scan・BMI
Weight Loss & Health Tracker
Free

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.

3D body scanner using smartphone14+ trackable body measurements3D body avatar with comparisons
πŸ’ͺ Health & Fitness
(18K)
free with in-app purchases
5
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
6
Body Measurement Tracker Log
Body Measurement Tracker Log
Body Measurement Tracker Log
Private body progress tracker
Free

This app helps you monitor your fitness progress by tracking various body measurements and body fat percentage. View your journey through clear graphs and set personal goals. All your data is stored privately on your device.

Track weight, waist, chest, hips, and body fatAdd custom metrics with units and colorsSet and monitor personal fitness goals
πŸ’ͺ Health & Fitness
(51)
free
7
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
8
Body Fat Tracker & Calculator
Body Fat Tracker & Calculator
Body Fat Tracker & Calculator
Weight & Muscle % Analyzer
Free
πŸ’ͺ Health & Fitness
(0)
9
Tape-tracker body tracker
Tape-tracker body tracker
Tape-tracker body tracker
body measurement tracker
Free

Easily track your body measurements and calculate your body fat percentage. This app serves as a comprehensive body log, offering detailed charts and measurement notes. Access to all features requires a subscription.

Track body measurementsCalculate body fat percentageBody log functionality
πŸ”§ Utilities
(1)
subscription
10
Workout for Women: Fit at Home
Workout for Women: Fit at Home
Workout for Women: Fit at Home
Home Workout: Yoga & Fitness
Free

Achieve your fitness goals with a personalized home workout program designed for women. Tone your body, burn fat, and lose weight with quick, effective routines and video guidance. No equipment is needed, making it easy to get fit anytime, anywhere.

Home workouts for womenWeight loss and fat burningNo equipment needed
πŸ’ͺ Health & Fitness
(28K)
subscription
11
Trifecta: Diet & Weight Loss
Trifecta: Diet & Weight Loss
Trifecta: Diet & Weight Loss
Calorie & Macro Tracker
Free

This app helps you achieve your health and fitness goals with personalized nutrition tracking, exercise guidance, and healthy recipes. It offers tools to calculate macros, log meals, scan barcodes, track water intake, and follow workout videos. Create a step-by-step program for sustainable habit building.

Macro calculator for personalized nutritionFood and nutrition loggingBarcode scanner for packaged foods
πŸ’ͺ Health & Fitness
(1.5K)
free with in-app purchases
12
iMoni Health - track your body
iMoni Health - track your body
iMoni Health - track your body
weight, fat, diet monitor
Free

This health tracking application connects to electronic scales via Bluetooth to automatically record and manage your personal health data. It analyzes your metrics, generates visual graphs, and can sync with Apple's Health Kit. The app supports cloud caching for data backup and is available in multiple languages.

Bluetooth data transmission from scalesAutomatic health data savingHealth data standard judgment
πŸ’ͺ Health & Fitness
(59)
free
13
PhysiqueAI - Body Fat Tracker
PhysiqueAI - Body Fat Tracker
PhysiqueAI - Body Fat Tracker
AI Body Composition Tracker
Free
πŸ’ͺ Health & Fitness
(0)
14
Body Fat calculator & Tracker
Body Fat calculator & Tracker
Body Fat calculator & Tracker
Track Fat & Body Measurement
Free
πŸ’ͺ Health & Fitness
(0)
15
Body tracker: Photo & measure
Body tracker: Photo & measure
Body tracker: Photo & measure
Track your progress over time
Free

This app helps you monitor your physical transformation with photo and measurement tracking. Visualize your progress with side-by-side comparisons and detailed charts. Securely back up all your data to iCloud to ensure your journey is never lost.

Photo progress trackingMeasurement guide and chartsGrid and ghost image for consistent photos
πŸ’ͺ Health & Fitness
(621)
free with in-app purchases
16
SmartRecord -Track Body Weight
SmartRecord -Track Body Weight
SmartRecord -Track Body Weight
Track your body weight and fat
Free

Easily track your body weight, body fat, BMI, and other health metrics. Customize your entries with a wide selection of items, add notes and stickers, and visualize your progress with smart charts. Set personal goals and secure your data with a passcode.

Track body weight, fat, BMI, muscle mass, and moreCustomizable recording itemsDaily morning and night entries
πŸ’ͺ Health & Fitness
(135)
free with in-app purchases
17
Recomp AI – 3D Body Scanner
Recomp AI – 3D Body Scanner
Recomp AI – 3D Body Scanner
Unlock Your Dream Body
Free

This app helps you achieve your dream body by tracking your progress through body scans and AI-powered nutrition and training recommendations. It provides detailed insights into body fat, lean mass, and physique changes, adapting to your progress over time.

AI Body Composition ScannerBody fat and lean mass analysisAI Nutrition Tracking
πŸ’ͺ Health & Fitness
(737)
freemium
18
BodyFast: Intermittent Fasting
BodyFast: Intermittent Fasting
BodyFast: Intermittent Fasting
Weight Loss Diet, Meal Tracker
Free

This app guides users through intermittent fasting to achieve weight loss, improve health, and boost energy. It offers personalized plans, daily coaching, recipes, and tools like a water tracker and weight log. Users can choose from various fasting plans and track their progress towards their health goals.

Personalized fasting plansDaily coaching and motivation100+ recipes for fasting success
πŸ’ͺ Health & Fitness
(144K)
free with in-app purchases
19
Weight Tracker: Weight Loss
Weight Tracker: Weight Loss
Weight Tracker: Weight Loss
Track your weight loss and BMI
Free
πŸ’ͺ Health & Fitness
(0)
20
Body Size - Track & Measure
Body Size - Track & Measure
Body Size - Track & Measure
Muscle, Fat & Physique Metrics
Free

Understand your body's changes with science-based statistics derived from your measurements. Track over 18 body metrics, receive personalized insights, and visualize your progress over time. Offers daily water and energy needs, biorhythm calculations, and workout suggestions.

Track 18+ body measurementsPersonalized statistical insightsVisualize progress with charts
πŸ’ͺ Health & Fitness
(62)
free with in-app purchases