Best Body Mass Index Calculator Lab Apps

212+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated July 2026

Out of 212+ body mass index calculator lab apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Body Mass Index Calculator Lab Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Body Mass Index Calculator LabBody Mass Index Calculator LabFreeYesNoJun 2026
2BMI Calculator‰BMI Calculator‰Free4.9★ (24K)YesNoJul 2026
3BMI Calculator – Weight LossBMI Calculator – Weight LossFree4.5★ (27K)NoYesJul 2026
4BMI Calculator - Healthy & FitBMI Calculator - Healthy & FitFree4.0★ (4)YesNoJul 2026
5BMI Calculator for Weight LossBMI Calculator for Weight LossFree4.7★ (1.7K)YesNoJul 2026
6ShapeScale: Body CompositionShapeScale: Body CompositionFree4.0★ (36)NoNoJul 2026
7Spren Body Composition ScannerSpren Body Composition ScannerFree4.7★ (1.5K)YesYesJul 2026
8BMI Calculator ~BMI Calculator ~Free4.7★ (524)YesYesJul 2026

Top Picks for Body Mass Index Calculator Lab

BMI Calculator‰#2

BMI Calculator‰ by Tim O's Studios, LLC

Body Mass Index Calculator
Strong Contender
💪 Health & Fitness
4.9😐(24K ratings)
FreeAds
BMI Calculator‰ screenshot 1
BMI Calculator‰ screenshot 2

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.

What We Love

  • 🚀 Quick and easy to use
  • 👍 Straightforward interface
  • ✅ Accurate BMI calculations
  • 💡 Supports both metric and imperial units

Room to Improve

  • 🐛 Inability to input decimal values for height and weight
  • 🔍 Lacks advanced features like body composition analysis
  • 💸 Aggressive advertising interrupting usage
BMI Calculator – Weight Loss#3

BMI Calculator – Weight Loss by Steffen Mayer

Calculate your ideal weight
Worth Considering
💪 Health & Fitness
4.5😞(27K 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 Mass Index Calculator Lab apps to explore

4
BMI Calculator - Healthy & Fit
BMI Calculator - Healthy & Fit
BMI Calculator - Healthy & Fit
BMI Calculator - Weight Loss
Free

Calculate your Body Mass Index (BMI) and assess your weight status. This user-friendly tool provides your BMI category and suggests an ideal weight range based on your personal details.

BMI calculationBody fat assessmentIdeal weight range
💪 Health & Fitness
(4)
ad-supported
5
BMI Calculator for Weight Loss
BMI Calculator for Weight Loss
BMI Calculator for Weight Loss
Body Mass Index & Ideal Weight
Free

Calculate your Body Mass Index (BMI) and ideal weight with this easy-to-use tool. Track your BMI to support weight loss efforts. Ideal for both men and women.

BMI calculationIdeal weight calculationWeight loss tracking support
💪 Health & Fitness
(1.7K)
ad-supported
6
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
💪 Health & Fitness
(36)
free
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
BMI Calculator ~
BMI Calculator ~
BMI Calculator ~
Weight Loss Tracker
Free

Calculate your Body Mass Index (BMI) and track your weight loss journey. Set goals, monitor progress with daily tracking and weekly reminders, and gain insights through clear statistics and visualizations. Integrates with HealthKit for a comprehensive health overview.

BMI calculation by age and sex31-day weight-loss challengeDaily local weight tracking
💪 Health & Fitness
(524)
subscription
9
BMI Calculator + Weight Loss
BMI Calculator + Weight Loss
BMI Calculator + Weight Loss
Lose weight. Improve your BMI.
Free

This app helps users achieve their weight and body goals through a comprehensive suite of tracking and analysis tools. It offers a BMI calculator, weight diary, and detailed body measurements to visualize progress and stay motivated on the journey to better health.

Professional BMI CalculatorSmart Weight TrackerBody Data Analytics
💪 Health & Fitness
(1.6K)
free with in-app purchases
10
BMI Calculator・Weight Tracker
BMI Calculator・Weight Tracker
BMI Calculator・Weight Tracker
Lose or Gain for Happy Body
Free

Easily calculate your Body Mass Index (BMI) and track your weight progress. Visualize your trends with graphs, gain predictive insights, and set goals for your health journey. Supports metric and imperial systems, with Apple Watch integration.

BMI CalculationWeight TrackingMetric and Imperial Systems
💪 Health & Fitness
(494)
freemium
11
BMI Calculator - Quick & Easy
BMI Calculator - Quick & Easy
BMI Calculator - Quick & Easy
Calculate Your Body Mass Index
Free

Quickly calculate your Body Mass Index (BMI) using your height and weight. Save your history locally or sync with the Health app for easy tracking. Ideal for fitness and health management with a clear, user-friendly interface.

Instant BMI calculationSave calculation historyHealth app integration
💪 Health & Fitness
(44)
ad-supported
12
bodyfatAI - Body Fat Scanner
bodyfatAI - Body Fat Scanner
bodyfatAI - Body Fat Scanner
Body Composition Scanner
Free

Estimate your body fat and muscle mass using just your physique photos. Track your fitness progress visually over time without needing manual measurements or specialized equipment. This app is intended for adult users seeking fitness insights.

Body fat estimation from photosMuscle mass estimationProgress tracking over time
💪 Health & Fitness
(55)
free with in-app purchases
13
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
(1.8K)
free
14
Body Mass Index Calculator App
Body Mass Index Calculator App
Body Mass Index Calculator App
Calculate your body mass index
Free

Easily calculate your Body Mass Index by entering your weight and height. Track your BMI over time to monitor your health journey. This tool provides quick insights into your body weight status.

Calculate Body Mass IndexEnter weight and heightTrack calculated values over time
🏥 Medical
(104)
ad-supported
15
BMI - BMR Calculator
BMI - BMR Calculator
BMI - BMR Calculator
Body Mass Index Calculator
Free

Calculate your Body Mass Index (BMI) and Ideal Body Weight. It also computes your Basal Metabolic Rate (BMR) and Total Energy Expenditure. Track your daily weight, water intake, and exercise to monitor progress.

BMI calculationIdeal Body Weight rangeBMR and Total Energy Expenditure
💪 Health & Fitness
(158)
free with in-app purchases
16
BMI Calculator By Fittur
BMI Calculator By Fittur
BMI Calculator By Fittur
BMI And Body Fat Calculator
Free

This app helps you understand your health by calculating your Body Mass Index (BMI) and body fat percentage. It offers a unique visual comparison tool for a more accurate body fat assessment, providing insights beyond traditional measurements.

BMI calculationBody fat percentage calculationVisual body fat comparison
💪 Health & Fitness
(328)
free
17
TDEE Calculator
TDEE Calculator
TDEE Calculator
Macro Calculator and Calorie
Free

Calculate your daily calorie needs for weight management using advanced formulas. This tool helps determine energy expenditure for weight loss, gain, or maintenance, offering insights into BMR, RMR, and BMI.

Total Daily Energy Expenditure (TDEE) calculationBasal Metabolic Rate (BMR) and Resting Metabolic Rate (RMR) calculationBody Mass Index (BMI) calculation
💪 Health & Fitness
(209)
free with in-app purchases
18
FITINDEX
FITINDEX
FITINDEX
For FITINDEX Scale
Free

This app tracks various body composition metrics like BMI, body fat, and muscle mass. It provides cloud-based data analysis and reports, allowing families to monitor their health together. Data can be synchronized with HealthKit for a comprehensive health overview.

Body composition tracking (BMI, body fat, muscle mass)Cloud-based data analysis and reportsFamily sharing for multiple users
💪 Health & Fitness
(817)
free
19
BMI Calculator - Fast & Simple
BMI Calculator - Fast & Simple
BMI Calculator - Fast & Simple
Check out your Body Mass Index
Free

Easily calculate your Body Mass Index (BMI) by entering your weight and height. The app provides a quick estimate and displays a chart to help you understand what an ideal BMI looks like for you.

Calculate BMI with weight and heightImperial and Metric unit supportIdeal BMI chart visualization
💪 Health & Fitness
(8)
free
20
BMI-Calculator: Weight Tracker
BMI-Calculator: Weight Tracker
BMI-Calculator: Weight Tracker
Weight Loss, BMI Tracker, IMC
Free

Easily calculate your Body Mass Index (BMI) to understand your weight classification and ideal weight. Track your weight progress towards a personal goal, whether for weight loss or gain. This tool provides a quick BMI assessment and classification based on WHO standards.

BMI calculationWeight classificationIdeal weight determination
💪 Health & Fitness
(175)
free with in-app purchases

FAQ about Body Mass Index Calculator Lab

Are there free body mass index calculator lab apps for iPhone?
Yes — 20 of the top body mass index calculator lab apps we rank are free to download, including Body Mass Index Calculator Lab and BMI Calculator‰.
Body Mass Index Calculator Lab shows ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 212+ body mass index calculator lab apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.