Best Bmi Weight Loss Calculator Apps

203+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

Out of 203+ bmi weight loss calculator 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.

Top Picks for Bmi Weight Loss 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
Happy Scale#2

Happy Scale by Front Pocket Software LLC

Gewichtsverlustsverfolgung
Strong Contender
💪 Health & Fitness
4.9😊(57K ratings)
FreeIn-App Purchases
Happy Scale screenshot 1
Happy Scale screenshot 2
Happy Scale screenshot 3
Happy Scale screenshot 4
Happy Scale screenshot 5
Happy Scale screenshot 6

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.

What We Love

  • 👍 Excellent weight loss support tool
  • 👍 Motivating and engaging to track weight
  • 👍 Provides great insights and predictions
  • 👍 Smooths out weight fluctuations

Room to Improve

  • 🐛 Reminders don't work for some users
  • 💰 Subscription model is expensive for some
Lose It! – Calorie Counter#3

Lose It! – Calorie Counter by FitNow, Inc.

Food Tracker for Weight Loss
Worth Considering
💪 Health & Fitness
4.8😊(766K ratings)
FreeAdsIn-App Purchases
#15in Health & Fitness
Lose It! – Calorie Counter screenshot 1
Lose It! – Calorie Counter screenshot 2
Lose It! – Calorie Counter screenshot 3
Lose It! – Calorie Counter screenshot 4
Lose It! – Calorie Counter screenshot 5

This app helps users achieve their weight loss goals by tracking calorie intake, nutrition, and exercise. It offers features like AI-powered meal logging, barcode scanning, and personalized diet plans to simplify the journey to a healthier lifestyle.

What We Love

  • 👍 Easy to use
  • 🚀 Comprehensive food database
  • 💡 Helpful for weight loss
  • 🚀 Syncs with fitness trackers

Room to Improve

  • 🐛 Inaccurate calorie/nutrition data
  • 💰 Paywall for basic features
  • 📢 Intrusive ads and upselling

More Bmi Weight Loss Calculator apps to explore

4
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
5
Weight Diary Lite
Weight Diary Lite
Weight Diary Lite
daily weight loss tracker
Free

Track your weight loss journey with this intuitive app. It helps you monitor daily weight entries, visualize progress with a trend line, and estimate time to reach your goals without calorie counting. Includes calculators for goals and calories, plus privacy features.

Daily weight trackingProgress trend line visualizationGoal and calorie calculators
💪 Health & Fitness
(6.9K)
ad-supported
6
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
7
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
8
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
9
BetterTogether: Weight Loss
BetterTogether: Weight Loss
BetterTogether: Weight Loss
Step, Diet & Challenge Tracker
Free

This app transforms weight loss into a fun, social experience through challenges and competitions with friends and family. It offers tools like water tracking, BMI calculation, and dietician advice to support your health journey.

Fitness challenges and competitionsWater intake trackerBMI calculator and tracker
💪 Health & Fitness
(7.7K)
free with in-app purchases
10
BMI Calculator: Weight Tracker
BMI Calculator: Weight Tracker
BMI Calculator: Weight Tracker
BMI & Weight Loss Tracker
Free

Calculate your Body Mass Index (BMI) using age, gender, height, and weight. Track your health progress, find your ideal weight, and receive tips for weight control. Supports metric and imperial units and syncs with Apple Health.

Calculate BMI scientificallyFind ideal weightLog BMI history
💪 Health & Fitness
(328)
free with in-app purchases
11
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
12
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
13
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
14
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
15
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
16
BMI Calculator - BMR Manager
BMI Calculator - BMR Manager
BMI Calculator - BMR Manager
Fitness Tracker & Weight Loss
Free

Calculate your Body Mass Index (BMI) and Basal Metabolic Rate (BMR) with this fitness tracker. It provides accurate measurements based on your weight, height, and age, helping you understand body fat and estimate daily calorie needs for weight management. Supports imperial and metric units and tracks your history offline.

BMI calculationBMR calculationHistory tracking
💪 Health & Fitness
(290)
free with in-app purchases
17
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
18
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
19
BMI Calculator: Weight loss.
BMI Calculator: Weight loss.
BMI Calculator: Weight loss.
Lose Weight App For Men&Women
Free

Easily calculate your Body Mass Index (BMI) and track historical changes. This tool also estimates your daily calorie intake using the Harris-Benedict formula. Please note, this app does not provide medical advice.

BMI calculationCalorie intake estimationHistory tracking
💪 Health & Fitness
(5)
free with in-app purchases
20
Food Score Calculator for Weight-Loss Nutrition
Food Score Calculator for Weight-Loss Nutrition
Food Score Calculator for Weight-Loss Nutrition
by Cloforce LLC
Free

Easily calculate a food score to simplify your weight loss journey. Break down complex nutritional information into a single, easy-to-understand number. Access a vast database of foods and barcodes, or input your own data for instant scoring.

Intuitive food score calculationMassive 5 million food database2 million barcode database search
💪 Health & Fitness
(827)
free