Best Body Fat App

228+ iOS apps & games curated and reviewed

4.5 avg rating
20 free apps & games
Updated May 2026

If you already know BodyFast, this is the deeper bench. 228+ body fat app apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of May 2026.

Top Picks for Body Fat App

BodyFast: Intermittent Fasting#1

BodyFast: Intermittent Fasting by BodyFast GmbH

Weight Loss Diet, Meal Tracker
Editor's Choice
💪 Health & Fitness
4.7😊(144K ratings)
FreeAdsIn-App Purchases
BodyFast: Intermittent Fasting screenshot 1
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BodyFast: Intermittent Fasting screenshot 3
BodyFast: Intermittent Fasting screenshot 4
BodyFast: Intermittent Fasting screenshot 5
BodyFast: Intermittent Fasting screenshot 6

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.

What We Love

  • 👍 Easy to use
  • 🚀 Helpful for weight loss
  • 💪 Effective for fasting
  • 🔔 Useful reminders and notifications

Room to Improve

  • 🤔 Confusing to adjust fasting times
  • 💰 Expensive subscription
  • 🔒 Difficult to cancel subscription
Body Fat Calculator By Fittur#2

Body Fat Calculator By Fittur by Fittur LLC

Army & Navy Percentage Tracker
Strong Contender
💪 Health & Fitness
4.6😞(955 ratings)
Free
Body Fat Calculator By Fittur screenshot 1
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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
MeThreeSixty: 3D Body Scan・BMI#3

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

Weight Loss & Health Tracker
Worth Considering
💪 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

  • 🚀 Fast and easy scan
  • 👍 Helpful for tracking progress
  • 🤩 Motivating to see body changes
  • 💪 Accurate measurements

Room to Improve

  • 🐛 Inconsistent/inaccurate measurements
  • 🤖 Annoying voice instructions
  • 💰 Paid app after being free

More Body Fat App apps to explore

4
Progress Body Tracker: My BMI
Progress Body Tracker: My BMI
Progress Body Tracker: My BMI
Fat Measurement & Weight Loss
Free

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.

Weight loss goal trackingBody measurement loggingBMI calculation
💪 Health & Fitness
(9.2K)
free with in-app purchases
5
Body Fat App
Body Fat App
Body Fat App
by Layer Branding LTD
Free

Calculate your body fat percentage using a simple formula based on neck, waist, and height measurements. Track your progress effectively for weight loss and fitness goals. This method has been validated against laboratory devices for accuracy.

Body fat percentage calculationTrack weight loss progressSimple circumference measurements
💪 Health & Fitness
(1)
free
6
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
💪 Health & Fitness
(28K)
subscription
7
Qilive Smart Scale
Qilive Smart Scale
Qilive Smart Scale
by SNC OIA
Free

Track your body composition with a connected scale. Monitor weight, muscle mass, fat percentage, and more. The app helps you understand your daily energy needs and achieve your fitness goals.

Measures muscle mass, fat percentage, bone mass, hydrationTracks weight and body composition changesCalculates daily energy requirements
💪 Health & Fitness
(3)
free
8
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
9
OKOK·International
OKOK·International
OKOK·International
by Shenzhen Careyou Health Science and Technology Co., LTD
Free

Track and manage your weight and body composition with a smart Bluetooth scale. Monitor key health indicators, view weight trends, and sync data with Apple Health. Supports multiple family members.

Bluetooth smart scale integrationTrack weight, body fat, body water, muscleWeight records and trend analysis
💪 Health & Fitness
(14K)
free with in-app purchases
10
J衣橱
J衣橱
J衣橱
by 备 李
Free
🌟 Lifestyle
(0)
11
Monitor Your Weight
Monitor Your Weight
Monitor Your Weight
by Husain Al-Bustan
Free

Track your weight and body measurements to achieve your fitness goals. This app offers detailed statistics, personalized ideal weight suggestions, and the ability to manage multiple profiles. It supports various units and integrates with digital scales and HealthKit.

Track single or multiple profilesTrack body measurementsCalculate ideal weight
💪 Health & Fitness
(22K)
free with in-app purchases
12
Home Workout - No Equipments
Home Workout - No Equipments
Home Workout - No Equipments
Workout Tracker, Fitness Coach
Free

This app provides personalized fitness plans and a wide variety of bodyweight exercises for users to build muscle, lose weight, or stay fit. It requires no equipment and can be used anywhere, anytime, with features like workout tracking and video guides.

Personalized workout plans500+ varied workoutsSmart workout tracker
💪 Health & Fitness
(115K)
free with in-app purchases
13
Body Editor Booth Thin & Slim
Body Editor Booth Thin & Slim
Body Editor Booth Thin & Slim
Make me skinny or fat in photo
Free

Easily alter your body shape in photos, making yourself or others appear thinner or larger. This app offers tools to adjust various body parts, retouch skin, and even remove unwanted objects. Experiment with different looks and share your creations.

Slim or fat body transformationAdjust waist, thighs, arms, and buttocksFacial feature modification
📷 Photo & Video
(26K)
freemium
14
Tamweel
Tamweel
Tamweel
by Tamweel Africa Holding
Free
💰 Finance
(0)
15
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
💪 Health & Fitness
(27K)
free with in-app purchases
16
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
17
Fat No More: Personal Trainer
Fat No More: Personal Trainer
Fat No More: Personal Trainer
Workout Games to Run & Get Fit
Free

Guide clients through fun workout games and diet plans to achieve their fitness goals. Help them lose weight, build strength, and improve endurance through engaging mini-games and personalized routines. Earn pride as your clients get fit and reach their life goals.

Workout mini-games (running, weight lifting, rope skipping)Personalized diet and exercise routinesClient goal management
🎮 Games
(1.5K)
free with in-app purchases
18
BMI, BMR & Body Fat Calculator
BMI, BMR & Body Fat Calculator
BMI, BMR & Body Fat Calculator
BodyFat Percentage, TDEE, EER
Free

Calculate key body metrics like BMI, BMR, and body fat percentage. Track progress with charts, access diet plans, recipes, and fitness blogs for a holistic approach to health.

BMI, BMR, and Body Fat calculationIdeal Body Weight and Daily Water Intake trackingDiet plans and recipes
💪 Health & Fitness
(333)
free with in-app purchases
19
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
💪 Health & Fitness
(1.7K)
free
20
Make Me Thin - Photo Slim & Fat Face Swap Effects
Make Me Thin - Photo Slim & Fat Face Swap Effects
Make Me Thin - Photo Slim & Fat Face Swap Effects
by 宁 桂
Free

Easily slim your face and body in photos with intuitive sliders and automatic detection. Adjust your physique manually, compare before and after images, and share your transformed pictures with friends.

Auto detect face and bodyThin face and slim body with sliderManual adjustment for precise control
📷 Photo & Video
(2.4K)
ad-supported