Best Weight Calculators Apps

240+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

Out of 240+ weight calculators 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 Weight Calculators

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
BMI Calculator for Weight Loss#3

BMI Calculator for Weight Loss by VisualHype GmbH

Body Mass Index & Ideal Weight
Worth Considering
💪 Health & Fitness
4.7😐(1.7K ratings)
FreeAds
BMI Calculator for Weight Loss screenshot 1
BMI Calculator for Weight Loss screenshot 2
BMI Calculator for Weight Loss screenshot 3

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!

What We Love

  • 👍 Easy to use
  • 📈 Helpful for tracking progress
  • 🚀 Quick calculations
  • 💯 Accurate BMI information

Room to Improve

  • 🐛 Inaccurate BMI categorization
  • 🚫 Metric-only measurements
  • 📢 Intrusive ads

More Weight Calculators apps to explore

4
Conversion Calculator Plus
Conversion Calculator Plus
Conversion Calculator Plus
Unit Converter
Free

"Explore the ultimate Unit Converter tool with Conversion Calculator Plus – your go-to Swiss army knife for effortless unit conversions. Simplify complex calculations and streamline your work effortlessly."

📊 Productivity
(15K)
5
BMI Calculator + Weight Loss
BMI Calculator + Weight Loss
BMI Calculator + Weight Loss
Lose weight. Improve your BMI.
Free

Track your weight loss journey with a comprehensive BMI Calculator and Weight Tracker! Set goals, receive motivational quotes, and monitor your progress with detailed body data tracking. Download now for a healthier life!

💪 Health & Fitness
(1.6K)
6
Metal Weight Calculator App
Metal Weight Calculator App
Metal Weight Calculator App
Quick Metal Weight Calculator
Free
🔧 Utilities
(109)
7
Metal Weight Calculator Pro
Metal Weight Calculator Pro
Metal Weight Calculator Pro
Steel, Pipe & Sheet Weight
Free
📊 Productivity
(10)
8
Metal Weight Calculator - MWC
Metal Weight Calculator - MWC
Metal Weight Calculator - MWC
by Brijesh Kothari
Free

This application provides a one-step solution for calculating the weight of various metals and steel, offering a clean and intuitive interface with flexible unit options. It supports multiple grades and shapes, making it easy to get accurate weight calculations - try it out and provide feedback to help shape its future updates!

📊 Productivity
(8)
9
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)
10
Weight calculator for metals
Weight calculator for metals
Weight calculator for metals
Metal Weight calculator
Free

Calculate the weight and price of various metal shapes with this versatile app offering a range of measurement options. Choose from a variety of shapes in the free version, or upgrade to access additional shapes and remove ads.

📊 Productivity
(252)
11
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)
12
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

Find the perfect food score for your weight-loss journey with our intuitive Food Score Calculator app, simplifying nutrition into one number. Access a vast food and barcode database, track your searches, and customize point values. Supplement your weight loss program by downloading now! Like us on Facebook: facebook.com/cloforce, Follow us on Twitter: @iMacroApp (twitter.com/iMacroApp). Leave a review or send feedback to support@cloforce.com.

💪 Health & Fitness
(827)
13
Steel Weight Calculator App
Steel Weight Calculator App
Steel Weight Calculator App
Swift Steel Weight Calculation
Free

This application allows users to quickly and accurately calculate the weight of steel for construction projects, supporting various steel types and units. By downloading the app, users can streamline their projects, save time, and ensure precision with just a few taps on their device.

🔧 Utilities
(43)
14
WeightWatchers Program
WeightWatchers Program
WeightWatchers Program
Weight Loss and Better Health
Free

Develop sustainable, healthy habits with a weight loss program offering new app features for an easier journey to better health and wellness. Embark on your journey today towards a healthier lifestyle.

💪 Health & Fitness
(2.3M)
15
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)
16
Ideal BMI: Weight Loss Tracker
Ideal BMI: Weight Loss Tracker
Ideal BMI: Weight Loss Tracker
Healthy Weight Scale Monitor
Free

Track your health with a free BMI calculator app that helps you accurately calculate your Body Mass Index using your weight, height, age, and sex. Monitor your BMI history, find your ideal weight, and share your progress with others to achieve and maintain a healthy lifestyle. Stay informed about your weight status to prevent health risks and get tips for reaching your optimal weight.

💪 Health & Fitness
(108)
17
Weight loss tracker - BMI
Weight loss tracker - BMI
Weight loss tracker - BMI
Daily weight loss tracker
Free

Track your daily weight, monitor your progress, and calculate your BMI with ease using our user-friendly weight loss tracker application. Log your measurements, moods, remarks, and pictures to create the perfect weight diary. Start reaching your ideal weight today!

💪 Health & Fitness
(990)
18
BMI Calculator - BMR Manager
BMI Calculator - BMR Manager
BMI Calculator - BMR Manager
Fitness Tracker & Weight Loss
Free

Track your fitness goals easily with this app that calculates your Body Mass Index (BMI) and Basal Metabolic Rate (BMR). Stay on top of your health and fitness journey with just a few taps. Start tracking today!

💪 Health & Fitness
(290)
19
Your fatsecret to Weight Loss
Your fatsecret to Weight Loss
Your fatsecret to Weight Loss
Diet & Weight Loss Tracker
Free

Track your daily food intake, set nutrition goals, and monitor your progress with this comprehensive calorie counting app. Stay on top of your fitness goals and make informed choices about your diet. Start tracking today for a healthier tomorrow!

💪 Health & Fitness
(1.2K)
20
Weight Loss Surgery Calculator
Weight Loss Surgery Calculator
Weight Loss Surgery Calculator
Bariatric Weight Estimations
Free

This tool helps professionals and individuals estimate weight loss outcomes from common surgical procedures, allowing users to calculate BMI, potential weight loss, and final weight after surgery. Try it out to determine the potential effects of weight loss operations and make informed decisions about your health.

🏥 Medical
(9)

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