Best Child Weight Calculator Apps

0+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated June 2026

The best child weight calculator apps on iPhone average 4.5★ across 0+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.

Top Picks for Child 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😞(26K ratings)
FreeIn-App Purchases
BMI Calculator – Weight Loss screenshot 1
BMI Calculator – Weight Loss screenshot 2
BMI Calculator – Weight Loss screenshot 3

Calculate your ideal weight with this BMI Calculator, suitable for all ages. Easily evaluate your weight using metric or imperial systems. Visit appovo.com/support for feedback or assistance.

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

Calculate your Body Mass Index effortlessly with this straightforward app designed for quick and easy BMI calculations. Start tracking your health today!

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
WeightDrop Weight Loss Tracker#3

WeightDrop Weight Loss Tracker by VisualHype GmbH

Health Journal, Log & Diary
Worth Considering
💪 Health & Fitness
4.7😊(3.4K ratings)
FreeAdsIn-App Purchases
WeightDrop Weight Loss Tracker screenshot 1
WeightDrop Weight Loss Tracker screenshot 2
WeightDrop Weight Loss Tracker screenshot 3
WeightDrop Weight Loss Tracker screenshot 4

WeightDrop is a revolutionary weight loss app that helps you track your progress, set goals, and stay motivated on your journey to a healthier you. Download now and start reaching your weight loss goals today!

What We Love

  • 👍 Easy to use
  • 📊 Helpful visual tracking
  • 🔄 Daily weight reminders
  • 💪 Motivating to see progress

Room to Improve

  • 🔢 Rounding issues with weight input
  • 🗓️ Can't adjust start date
  • 🤖 Outdated UI/UX

More Child Weight Calculator apps to explore

4
Cronometer: Calorie Counter
Cronometer: Calorie Counter
Cronometer: Calorie Counter
Nutrition, macro, diet tracker
Free

Track your daily food intake and nutritional information with precision using this advanced calorie counter app. Set personal goals, monitor macros, and track your diet to maintain a healthy lifestyle. Download now for accurate and comprehensive food tracking.

💪 Health & Fitness
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5
Cal AI - Calorie Tracker
Cal AI - Calorie Tracker
Cal AI - Calorie Tracker
Food & Macro Counter
Free

Track your calories with AI technology by simply snapping a photo of your meal. Achieve your fitness goals efficiently with personalized nutritional breakdowns and support. Start your journey to a healthier you today!

💪 Health & Fitness
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6
BMI Calculator - Healthy & Fit
BMI Calculator - Healthy & Fit
BMI Calculator - Healthy & Fit
BMI Calculator - Weight Loss
Free
💪 Health & Fitness
(4)
7
TDEE Calculator
TDEE Calculator
TDEE Calculator
Macro Calculator and Calorie
Free

This application helps you calculate and track your total daily energy expenditures (TDEE) to lose, gain, or maintain weight by providing an easy-to-use interface and accurate calculations. By inputting your basic information and goals, you can quickly determine your daily calorie needs and track important metrics like BMI, BMR, and body fat percentage.

💪 Health & Fitness
(2)
8
Weight Gurus
Weight Gurus
Weight Gurus
by Greater Goods, LLC
Free

Track and achieve your healthy weight goals with our app. Monitor weight, body fat, muscle mass, water weight, and BMI, sync data across devices, and enjoy friendly support along the way. Get started now!

💪 Health & Fitness
(1K)
9
BMI Calculator for Weight Loss
BMI Calculator for Weight Loss
BMI Calculator for Weight Loss
Body Mass Index & Ideal Weight
Free

A handy app that calculates your Body Mass Index (BMI) to help you on your weight loss journey. Stay on track with your health goals!

💪 Health & Fitness
(1.7K)
10
Weigh In: Weight Tracker
Weigh In: Weight Tracker
Weigh In: Weight Tracker
The simple weight tracker
Free

Track your weight loss or gain with this simple and easy-to-use weight tracker. Set goals, add notes, visualize progress with customizable graphs, and get reminders to weigh in. Personalize with themes and export data easily.

💪 Health & Fitness
(585)
11
Weight Diary Lite
Weight Diary Lite
Weight Diary Lite
daily weight loss tracker
Free

Track your weight loss journey effortlessly with a simple daily weight tracker that estimates your progress and goal achievement. Get instant insights with trend lines, BMI display, goal and calorie calculators, and more. Start reaching your fitness goals today!

💪 Health & Fitness
(6.9K)
12
BMI Calculator: Weight Tracker
BMI Calculator: Weight Tracker
BMI Calculator: Weight Tracker
BMI & Weight Loss Tracker
Free

Track your health journey with our BMI Calculator and Weight Tracker app. Easily monitor your body mass index and track your weight to achieve your fitness goals. Download now for a healthier you!

💪 Health & Fitness
(328)
13
BMI-Calculator: Weight Tracker
BMI-Calculator: Weight Tracker
BMI-Calculator: Weight Tracker
Weight Loss, BMI Tracker, IMC
Free

Calculate your Body Mass Index (BMI) and track your weight with a simple and easy-to-use tool, perfect for adults and children. Set a target weight, classify your weight as underweight, normal, overweight, or obese, and get a clear picture of your health.

💪 Health & Fitness
(143)
14
Bar Is Loaded - Gym Calculator
Bar Is Loaded - Gym Calculator
Bar Is Loaded - Gym Calculator
It's leg day, not brain day.
Free

Get ready for leg day with Bar Is Loaded - Gym Calculator, the fastest plate loading calculator! Easily determine the number of plates to load on the bar and access powerlifting calculators like wilks score and RPE in one app. Simplify your workout with personalized inventory settings and focus on lifting, not math!

💪 Health & Fitness
(251)
15
Scale - Weight Tracker
Scale - Weight Tracker
Scale - Weight Tracker
Weight & BMI Tracker
Free

This weight tracking app allows users to effortlessly monitor their body weight, calculate their BMI, and view progress over time with easy-to-read logs and charts. With features like daily reminders, customizable themes, and app icons, users can personalize their experience and stay on track with their weight management goals.

💪 Health & Fitness
(92)
16
Weight Monitor, BMI Calculator
Weight Monitor, BMI Calculator
Weight Monitor, BMI Calculator
Body Scan, GLP-1, Ozempic Jabs
Free

Track your weight and calculate your BMI with this app designed to help you monitor your weight loss progress effortlessly. Stay motivated and on track towards your fitness goals easily. Start tracking today!

💪 Health & Fitness
(625)
17
BMI Calculator By Fittur
BMI Calculator By Fittur
BMI Calculator By Fittur
BMI And Body Fat Calculator
Free

This application provides a BMI calculator and a body fat percentage calculator, along with a unique body fat image comparison tool for precise measurements. It aims to offer accurate health and fitness tools in a sleek and fast interface. Download now to calculate your BMI and body fat percentage.

💪 Health & Fitness
(328)
18
Big Button Calculator Pro Lite
Big Button Calculator Pro Lite
Big Button Calculator Pro Lite
Easy Basic Calculator
Free

Experience the ultimate iOS calculator with big buttons, dual-line display, 18 color themes, and multi-line input for complex equations. Includes convenient gestures like swipe to backspace and clear. Perfect for all your calculating needs!

🔧 Utilities
(13K)
19
PCalc Lite
PCalc Lite
PCalc Lite
The Best Calculator
Free

PCalc Lite is the ideal calculator app for scientists, engineers, students, and programmers offering RPN mode, multi-line display, unit conversions, constants, and more. Try it for free on your iPad and upgrade for additional features or themes. Also available on Apple Watch for on-the-go calculations.

🔧 Utilities
(213)
20
Food Bite Score Calculator
Food Bite Score Calculator
Food Bite Score Calculator
#1 WW Points Alternative
Free

Calculate the healthiness of your meals with the Food Bite Score Calculator. Simply input your food choices to receive a score that helps you make more informed decisions about your diet. Start tracking your food intake now for a healthier lifestyle.

💪 Health & Fitness
(100)