Best Body Weight Calculator Apps

209+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

Looking for free body weight calculator apps? 20 of our 209+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Body Weight Calculator

BMI Calculator – Weight Loss#1

BMI Calculator – Weight Loss by Steffen Mayer

Calculate your ideal weight
Editor's Choice
💪 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
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
Body Fat Calculator By Fittur#3

Body Fat Calculator By Fittur by Fittur LLC

Army & Navy Percentage Tracker
Worth Considering
💪 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

More Body Weight Calculator apps to explore

4
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
5
Weight loss tracker - BMI
Weight loss tracker - BMI
Weight loss tracker - BMI
Daily weight loss tracker
Free

Monitor your weight and calculate your BMI with this user-friendly app. Log daily measurements, add notes, pictures, and track your progress with charts. Set goals and stay motivated on your health journey.

Daily weight loggingBMI calculationProgress charts
💪 Health & Fitness
(990)
ad-supported
6
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
7
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
8
BMI Calculator Body Mass Index
BMI Calculator Body Mass Index
BMI Calculator Body Mass Index
Fat Percentage Weight Tracker
Free

Calculate your Body Mass Index (BMI) using weight and height. Log your BMI over time, visualize your progress with graphs, and export your data. This tool is designed for adults aged 20 and above.

Calculate BMILog BMI over timeGraphical BMI tracking
💪 Health & Fitness
(332)
free with in-app purchases
9
BMI Weight Loss Calculator
BMI Weight Loss Calculator
BMI Weight Loss Calculator
Weight Loss Tracker
Free

Calculate your Body Mass Index (BMI) using your weight, height, age, and gender. Track your daily weight and view progress through charts and statistics to find your ideal healthy weight. This app helps identify risks associated with being overweight or obese.

BMI calculationWeight trackingProgress charts
💪 Health & Fitness
(2)
free
10
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
11
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
12
Ideal BMI: Weight Loss Tracker
Ideal BMI: Weight Loss Tracker
Ideal BMI: Weight Loss Tracker
Healthy Weight Scale Monitor
Free

Calculate your Body Mass Index (BMI) using weight, height, age, and sex. Understand your weight status according to WHO classifications and find your ideal weight. Track your BMI history and share your progress.

Accurate BMI calculationWHO-based insightsIdeal weight determination
💪 Health & Fitness
(108)
free with in-app purchases
13
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
14
Weight Tracker - Daily Log
Weight Tracker - Daily Log
Weight Tracker - Daily Log
BMI Calculator
Free

Easily log your weight and track your progress with motivating features like streaks and charts. Monitor your BMI and receive insights into your journey towards health goals. Syncs with Apple Health for a comprehensive overview.

Quick daily weight loggingBMI trackingProgress charts
💪 Health & Fitness
(5)
freemium
15
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
16
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
💪 Health & Fitness
(57K)
subscription
17
BMI, BMR, Body Fat Calculator
BMI, BMR, Body Fat Calculator
BMI, BMR, Body Fat Calculator
Find Ideal Weight for Height
Free

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, BMR, & Body Fat Percentage CalculationFlexible unit inputs (cm, ft/in, kg, lbs)Comprehensive health insights
💪 Health & Fitness
(10)
free with in-app purchases
18
BMI Diary-bmi calculator‰
BMI Diary-bmi calculator‰
BMI Diary-bmi calculator‰
weight,body fat calculator
Free

Track your Body Mass Index (BMI) daily to manage weight and health effectively. Visualize your BMI trends in real-time to monitor progress. This tool is ideal for those focused on weight loss or bodybuilding.

Daily BMI calculationSave BMI valuesVisualize BMI trends
💪 Health & Fitness
(7)
free with in-app purchases
19
Weight Tracker, BMI monitor
Weight Tracker, BMI monitor
Weight Tracker, BMI monitor
Track your losing weight, goal
Free

Easily monitor your daily weight and track progress towards your fitness goals. Calculate your Body Mass Index (BMI) to understand your ideal weight and health risks. Integrate with your Health app to sync sleep and activity data.

Daily weight monitoringGoal setting with target datesBody Mass Index (BMI) calculation
💪 Health & Fitness
(154)
free with in-app purchases
20
BMI calculator -Weight scale
BMI calculator -Weight scale
BMI calculator -Weight scale
weight height calculator app
Free

Calculate your Body Mass Index (BMI), Basal Metabolic Rate (BMR), and Body Fat Percentage (BFP) with this intuitive health management tool. Track your progress over time and receive personalized insights to support your health goals.

Intelligent BMI, BMR, BFP calculationsComprehensive health metrics trackingRecord and monitor health data
🔧 Utilities
(5)
freemium