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Best Weight Watchers Calculator Apps

248+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated August 2026

Every iPhone needs a few good weight watchers calculator apps. We benchmark 248+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Weight Watchers Calculator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1WeightWatchers ProgramWeightWatchers ProgramFree4.8★ (2.4M)YesYesAug 2026
2Value Diary - Weight Loss DietValue Diary - Weight Loss DietFree4.7★ (3.6K)YesYesAug 2026
3Calorie Counter - MyNetDiaryCalorie Counter - MyNetDiaryFree4.8★ (162K)NoYesAug 2026
4Food Score Calculator for Weight-Loss NutritionFood Score Calculator for Weight-Loss NutritionFree4.5★ (826)NoNoAug 2026
5MyDietDaily -Lose Weight SmartMyDietDaily -Lose Weight SmartFree4.6★ (1.6K)NoYesAug 2026
6BMI Calculator – Weight LossBMI Calculator – Weight LossFree4.5★ (28K)NoYesAug 2026
7BMI Calculator‰BMI Calculator‰Free4.9★ (24K)YesNoAug 2026
8BMI Calculator & Weight TrackBMI Calculator & Weight TrackFree—NoNoMay 2026

Top Picks for Weight Watchers Calculator

WeightWatchers Program#1

WeightWatchers Program by WW International, Inc.

Weight Loss and Better Health
Editor's Choice
💪 Health & Fitness
4.8😊(2.4M ratings)
FreeAdsIn-App Purchases
#24in Health & Fitness
WeightWatchers Program screenshot 1
WeightWatchers Program screenshot 2
WeightWatchers Program screenshot 3
WeightWatchers Program screenshot 4
WeightWatchers Program screenshot 5
WeightWatchers Program screenshot 6

This app offers a science-backed weight loss tracker and personalized diet plans. It includes specialized support for weight-loss medications, AI-powered progress tracking beyond the scale, and flexible tools for various weight management goals. Connect with coaches and a supportive community for lasting results.

What We Love

  • 🚀 Biggest little helper ever
  • 🚀 Tracking made easy
  • 👍 Keeps me accountable
  • 👍 Motivating

Room to Improve

  • 🐛 Bugs and glitches
  • 🐛 Inconsistent food database
  • 🐛 Difficulty finding/adding foods
Value Diary - Weight Loss Diet#2

Value Diary - Weight Loss Diet by Fenlander Software Solutions Ltd

Food, Exercise, Weight Tracker
Strong Contender
💪 Health & Fitness
4.7😊(3.6K ratings)
FreeAdsIn-App Purchases
Value Diary - Weight Loss Diet screenshot 1
Value Diary - Weight Loss Diet screenshot 2
Value Diary - Weight Loss Diet screenshot 3
Value Diary - Weight Loss Diet screenshot 4
Value Diary - Weight Loss Diet screenshot 5
Value Diary - Weight Loss Diet screenshot 6

This app helps you achieve your weight loss goals by providing personalized diet plans, easy food tracking with a barcode scanner, and progress monitoring. It supports various diet types and integrates with fitness trackers.

What We Love

  • 👍 Easy to use
  • 🚀 Comprehensive database
  • 💰 Affordable alternative to WW
  • 🔍 Helpful barcode scanner

Room to Improve

  • 🐛 Inaccurate food points values
  • 🔍 Limited database for some regions
  • 🔒 Poor customer support/communication
Calorie Counter - MyNetDiary#3

Calorie Counter - MyNetDiary by MyNetDiary Inc.

Food Nutrition Macro Tracker
Worth Considering
💪 Health & Fitness
4.8😊(162K ratings)
FreeIn-App Purchases
#20in Health & Fitness
Calorie Counter - MyNetDiary screenshot 1
Calorie Counter - MyNetDiary screenshot 2
Calorie Counter - MyNetDiary screenshot 3
Calorie Counter - MyNetDiary screenshot 4
Calorie Counter - MyNetDiary screenshot 5
Calorie Counter - MyNetDiary screenshot 6

Track your food intake and nutrition with a comprehensive calorie counter. Log meals quickly using a barcode scanner, photo analysis, or search. Monitor macros, vitamins, minerals, and more with detailed insights and progress charts.

What We Love

  • 👍 Easy to use
  • 🚀 Fast barcode scanning
  • 📊 Comprehensive data and analytics
  • 💪 Helped with weight loss and healthy habits

Room to Improve

  • 🐛 Inconsistent steps tracking
  • 📉 Reduced free features over time
  • 🔒 Privacy concerns with data access

More Weight Watchers Calculator apps to explore

4
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
(826)
free
5
MyDietDaily -Lose Weight Smart
MyDietDaily -Lose Weight Smart
MyDietDaily -Lose Weight Smart
Diet Watchers Point Calculator
Free

Easily track your food intake, exercise, and weight progress with voice logging and extensive food databases. This app supports various diet plans and offers features like barcode scanning, custom meal creation, and community support to aid your weight loss journey.

Voice logging for food and exerciseExtensive food and recipe databasesBarcode scanner
💪 Health & Fitness
(1.6K)
free with in-app purchases
6
BMI Calculator – Weight Loss
BMI Calculator – Weight Loss
BMI Calculator – Weight Loss
Calculate your ideal weight
Free

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.

Instant BMI calculation with animated gaugePersonalized health insightsIdeal weight recommendations
💪 Health & Fitness
(28K)
free with in-app purchases
7
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
8
BMI Calculator & Weight Track
BMI Calculator & Weight Track
BMI Calculator & Weight Track
Sleekest Weight Watchers App
Free

Calculate your Body Mass Index (BMI) and set personalized weight goals. This app offers a straightforward way to monitor your progress and stay on track with your health and fitness journey. Supports both metric and imperial systems for a seamless user experience.

BMI calculationPersonalized BMI goalsWeight target generation
💪 Health & Fitness
(0)
free
9
BMI Health Calculator
BMI Health Calculator
BMI Health Calculator
BMI Calculator- Weight Tracker
Free
💪 Health & Fitness
(0)
10
Weight Tracker, BMI calculator
Weight Tracker, BMI calculator
Weight Tracker, BMI calculator
Lose, scale, gain body tracker
Free
💪 Health & Fitness
(0)
11
BMI Calculator & Meal Planner
BMI Calculator & Meal Planner
BMI Calculator & Meal Planner
Learn your optimal BMI fast!
Free
💪 Health & Fitness
(0)
12
Weight Calculator BMI BMR RDI
Weight Calculator BMI BMR RDI
Weight Calculator BMI BMR RDI
Calculate your ideal weight
Free

Calculate your Body Mass Index (BMI), ideal weight, Basal Metabolic Rate (BMR), and Recommended Daily Intake (RDI). This tool helps you understand your body's health metrics based on height and weight.

Body Mass Index (BMI) calculationIdeal weight estimationBasal Metabolic Rate (BMR) calculation
💪 Health & Fitness
(9)
free with in-app purchases
13
Calculator - smart tool & body mass index checker
Calculator - smart tool & body mass index checker
Calculator - smart tool & body mass index checker
by VLADYSLAV YERSHOV
Free
📊 Productivity
(0)
14
Weight Monitor, BMI Calculator
Weight Monitor, BMI Calculator
Weight Monitor, BMI Calculator
Weight Loss Tracker & Ozempic
Free

This app helps you track your weight loss or gain journey with motivational tools and progress monitoring. Set goals, join challenges, and log body measurements to stay on track. Enjoy a secure, private experience with customizable features.

Weight tracking and BMI calculationBody measurement logging28-day healthy habit challenges
💪 Health & Fitness
(713)
free with in-app purchases
15
Diet Guide & Calculator
Diet Guide & Calculator
Diet Guide & Calculator
by Nick Loeser Studios
$0.99

This app offers a comprehensive food database with associated point values and a calculator to determine points based on calories, fat, and fiber. It provides free, one-click updates to its growing food list, making it a convenient reference for dieters.

Food points databasePoints calculatorRestaurant food items
💪 Health & Fitness
(1)
paid
16
My BMI Calculator
My BMI Calculator
My BMI Calculator
by Ranjit Parmar
Free
💪 Health & Fitness
(0)
17
Adjusted Body Weight
Adjusted Body Weight
Adjusted Body Weight
Part of CalCon Calculator
Free
🔧 Utilities
(0)
18
BMI Calculator: Weight Ranges
BMI Calculator: Weight Ranges
BMI Calculator: Weight Ranges
by Junhyung Yu
Free
$0.99 | 100% OFF
💪 Health & Fitness
(0)
19
BMI Calculator Pro.
BMI Calculator Pro.
BMI Calculator Pro.
Calculate your Body Mass Index
Free

Easily calculate your Body Mass Index (BMI) by entering your height and weight. This tool provides BMI results for both men and women, along with helpful suggestions. Tracking your BMI is a key step for weight management goals.

BMI calculationHeight and weight inputSuggestions provided
📷 Photo & Video
(1)
free
20
Macro_Calculator
Macro_Calculator
Macro_Calculator
Calculate Macros
Free
🔧 Utilities
(0)

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FAQ about Weight Watchers Calculator

What are the best weight watchers calculator apps for iPhone?
WeightWatchers Program tops our weight watchers calculator apps ranking as of August 2026, with a 4.8-star average from 2.4M App Store ratings, and it's free to download.
Yes — 19 of the top weight watchers calculator apps we rank are free to download, including WeightWatchers Program and Value Diary - Weight Loss Diet.
WeightWatchers Program shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 248+ weight watchers calculator apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides a science-backed weight loss tracker and personalized diet plans designed for lasting results. It supports various goals like losing weight, maintaining weight, and managing weight loss medication. The program offers tools for nutrition tracking, activity monitoring, and holistic health assessment.
Key features include a personalized diet plan, specialized support for GLP-1 and other weight-loss medications, an AI Body Scanner for 3D progress tracking, and a Weight Health Score for a holistic view of your health. It also offers the Points® Program, macro tracking, and integration with popular health devices.