Best Weight Loss Tracker Diet Apps

245+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated August 2026

With an average user rating of 4.6★, the weight loss tracker diet category is one of the App Store's strongest. Browse all 245+ apps we track, sorted so the most loved ones surface first.

Compare top Weight Loss Tracker Diet Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1My Diet Coach - Weight LossMy Diet Coach - Weight LossFree4.6★ (25K)YesYesAug 2026
2WeightWatchers ProgramWeightWatchers ProgramFree4.8★ (2.4M)YesYesAug 2026
3Noom Weight Loss, Food TrackerNoom Weight Loss, Food TrackerFree4.7★ (871K)NoYesAug 2026
4Keto Diet App - Carb TrackerKeto Diet App - Carb TrackerFree4.7★ (82K)NoYesAug 2026
5Healthi: Weight Loss, Diet AppHealthi: Weight Loss, Diet AppFree4.8★ (90K)YesYesAug 2026
6Trifecta: Diet & Weight LossTrifecta: Diet & Weight LossFree4.3★ (1.5K)YesYesAug 2026
7Happy ScaleHappy ScaleFree4.9★ (58K)NoYesAug 2026
8WeightDrop Weight Loss TrackerWeightDrop Weight Loss TrackerFree4.8★ (4K)YesYesAug 2026

Top Picks for Weight Loss Tracker Diet

My Diet Coach - Weight Loss#1

My Diet Coach - Weight Loss by Mosaic S.r.l.

Food tracker, calorie counter
Editor's Choice
💪 Health & Fitness
4.6😊(25K ratings)
FreeAdsIn-App Purchases
My Diet Coach - Weight Loss screenshot 1
My Diet Coach - Weight Loss screenshot 2
My Diet Coach - Weight Loss screenshot 3
My Diet Coach - Weight Loss screenshot 4
My Diet Coach - Weight Loss screenshot 5
My Diet Coach - Weight Loss screenshot 6

This app helps you lose weight by tracking your calorie intake and macronutrients. It offers a food diary, various diet plans, recipes, and daily recaps to guide your journey. Integrate with health apps for a comprehensive view of your progress.

What We Love

  • 🚀 Easy to use
  • 👍 Motivational features
  • 🎨 Fun avatar customization
  • 📊 Helpful tracking and progress

Room to Improve

  • 🐛 Syncing issues with fitness trackers
  • 💰 Expensive premium subscription
  • 🤔 Limited food database for non-US users
WeightWatchers Program#2

WeightWatchers Program by WW International, Inc.

Weight Loss and Better Health
Strong Contender
💪 Health & Fitness
4.8😊(2.4M ratings)
FreeAdsIn-App Purchases
#23in 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
Noom Weight Loss, Food Tracker#3

Noom Weight Loss, Food Tracker by Noom, Inc.

Healthy Habits, Meals & GLP-1s
Worth Considering
💪 Health & Fitness
4.7😊(871K ratings)
FreeIn-App Purchases
#51in Health & Fitness
Noom Weight Loss, Food Tracker screenshot 1
Noom Weight Loss, Food Tracker screenshot 2
Noom Weight Loss, Food Tracker screenshot 3
Noom Weight Loss, Food Tracker screenshot 4
Noom Weight Loss, Food Tracker screenshot 5
Noom Weight Loss, Food Tracker screenshot 6

This app helps users build lasting healthy habits for weight loss and improved well-being. It offers AI-powered food logging, step tracking, personalized plans, and access to coaching and medication options. The program is rooted in psychology and backed by science to support sustainable lifestyle changes.

What We Love

  • 🚀 Easy to use
  • 👍 Helpful for weight loss
  • 💡 Focuses on psychology of eating
  • 👍 Customized to individual

Room to Improve

  • 🐛 Inconsistent food database
  • 🐛 Buggy app performance
  • 💰 Expensive subscription

More Weight Loss Tracker Diet apps to explore

4
Keto Diet App - Carb Tracker
Keto Diet App - Carb Tracker
Keto Diet App - Carb Tracker
Weight Loss, Meal Plan, Recipe
Free

This app acts as your personal keto coach, offering a powerful macro tracker with hundreds of recipes and diet tips. Easily log food using voice recognition or a barcode scanner, and receive a custom weight loss plan to reach your goals faster.

Automatic macro calculatorCarb and calorie counterPersonalized weight loss plan
💪 Health & Fitness
(82K)
free with in-app purchases
5
Healthi: Weight Loss, Diet App
Healthi: Weight Loss, Diet App
Healthi: Weight Loss, Diet App
Track Food GLP-1 Macro Calorie
Free

This app helps users achieve weight loss through personalized plans, easy food tracking, and a supportive community. It offers features like barcode scanning, recipe building, and integration with health devices. A premium option also combines medication support for enhanced results.

Personalized weight loss plansEasy food tracking (barcode scanner, search)Recipe builder
💪 Health & Fitness
(90K)
free with in-app purchases
6
Trifecta: Diet & Weight Loss
Trifecta: Diet & Weight Loss
Trifecta: Diet & Weight Loss
Calorie & Macro Tracker
Free

This app helps you achieve your health and fitness goals with personalized nutrition tracking, exercise guidance, and healthy recipes. It offers tools to calculate macros, log meals, scan barcodes, track water intake, and follow workout videos. Create a step-by-step program for sustainable habit building.

Macro calculator for personalized nutritionFood and nutrition loggingBarcode scanner for packaged foods
💪 Health & Fitness
(1.5K)
free with in-app purchases
7
Happy Scale
Happy Scale
Happy Scale
Weight Loss Tracker
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
(58K)
subscription
8
WeightDrop Weight Loss Tracker
WeightDrop Weight Loss Tracker
WeightDrop Weight Loss Tracker
Health Journal, Log & Diary
Free

This app helps you track your weight journey, whether you aim to lose or gain. It offers a simple interface for daily logging, history review, and progress visualization towards your goals. Features include reminders, unit support, and integration with health platforms.

Clever App SetupQuick & Easy Weight AddingWeight History & Editing
💪 Health & Fitness
(4K)
free with in-app purchases
9
Weight Loss Simple Tracker App
Weight Loss Simple Tracker App
Weight Loss Simple Tracker App
Track daily goals & motivation
Free

This app helps users track their weight loss journey by recording daily weight, body fat percentage, and BMI. It offers visual progress tracking with graphs and avatar changes, along with reminders and notes to stay motivated. Premium features include an ad-free experience, data backup, and enhanced customization options.

Record weight and body fat percentageAutomatic BMI calculationAvatar changes with BMI level
💪 Health & Fitness
(2.2K)
freemium
10
Weigh In: Weight Tracker
Weigh In: Weight Tracker
Weigh In: Weight Tracker
The simple weight tracker
Free

Easily monitor your weight progress with this straightforward tracker. Log your weight regularly, set personal goals, and visualize your journey with customizable graphs. Personalize your experience with themes and icons, and integrate with the iOS Health app.

Track weight loss or gainSet target weightAdd notes to weigh-ins
💪 Health & Fitness
(585)
free
11
Nutrition Coach: Food tracker
Nutrition Coach: Food tracker
Nutrition Coach: Food tracker
Calorie Counter & Meal Planner
Free

This app helps you achieve your weight goals through sustainable calorie tracking, personalized meal plans, and delicious recipes. It focuses on long-term results by allowing you to eat what you like, including cheat meals, while meeting your daily calorie objectives. Track your progress, learn about nutrition, and sync with other health apps for a comprehensive approach.

Calorie tracking with extensive food databaseCustomized meal plansBarcode scanning for food tracking
💪 Health & Fitness
(88K)
subscription
12
Healthify: AI Calorie Tracker
Healthify: AI Calorie Tracker
Healthify: AI Calorie Tracker
Weight loss, diet, fitness app
Free

This app simplifies your health journey with AI-powered tools for weight loss, nutrition, and fitness. Track calories by photo or voice, log meals, and receive personalized AI insights and coaching. Monitor water intake, sleep, weight, and workouts for data-driven decisions.

AI calorie tracking with photosVoice-based meal loggingPersonalized AI insights and actionables
💪 Health & Fitness
(6K)
free with in-app purchases
13
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
(7.1K)
ad-supported
14
Fooducate: Nutrition Coach
Fooducate: Nutrition Coach
Fooducate: Nutrition Coach
Calorie Counter & Diet Tracker
Free

This app helps millions track food intake, exercise, and sleep to improve health and achieve weight loss goals. It analyzes food quality, counts macros, and offers personalized dietary advice for various health needs. Scan barcodes to uncover hidden ingredients and discover healthier alternatives.

Log food intake and exerciseAnalyze calorie quality and macrosScan product barcodes for nutrition grades
💪 Health & Fitness
(78K)
free with in-app purchases
15
Diet: Weight loss Healthy food
Diet: Weight loss Healthy food
Diet: Weight loss Healthy food
Calorie counter, Macro tracker
Free

Personalized meal plans created by nutritionists help you achieve your fitness goals, whether it's weight loss, gain, or healthy eating. Track calories and macros with a large food database, and generate shopping lists to simplify grocery trips.

Personalized meal plans by nutritionistsCalorie and macro trackingExtensive food database
💪 Health & Fitness
(168)
subscription
16
Diet & Weight Loss Tracker
Diet & Weight Loss Tracker
Diet & Weight Loss Tracker
Meal Planner, Healthy Recipes
Free

Easily track your daily food intake, calories, and macros to achieve your weight goals. Discover healthy recipes, create personalized meal plans, and generate grocery lists. Syncs with Apple Health for comprehensive progress monitoring.

Daily food diary trackingCalorie and macro monitoringPersonalized meal plans
💪 Health & Fitness
(34)
subscription
17
Calorie Tracker・Diet: Food AI
Calorie Tracker・Diet: Food AI
Calorie Tracker・Diet: Food AI
Weight Loss Planner・AI Counter
Free

This AI-powered app helps you achieve your diet and weight loss goals. It creates personalized meal plans, tracks your nutrient intake, and offers advice from an AI dietitian. Easily log meals by taking photos or typing descriptions for instant calorie and macronutrient calculations.

Personalized diet plans (keto, paleo, etc.)AI-powered meal logging via photo or textAccurate calorie and macronutrient calculation
💪 Health & Fitness
(774)
free with in-app purchases
18
Diet & Meal Planner by GetFit
Diet & Meal Planner by GetFit
Diet & Meal Planner by GetFit
Calorie counter, food tracker
Free

This app offers personalized meal plans and a calorie counter to help users lose weight naturally. It includes a food tracker, nutrition scanner, healthy recipes, and motivational tools to support a healthy lifestyle.

Personalized diet plansCalorie counterFood logging and diary
💪 Health & Fitness
(6.2K)
subscription
19
Easy Weight Loss Fitness Tips!
Easy Weight Loss Fitness Tips!
Easy Weight Loss Fitness Tips!
Meal Plan, Running, Motivation
Free

Discover easy weight loss and diet tips curated by experts in health and nutrition. This free app offers practical advice to help you shed pounds and stay motivated on your fitness journey.

Easy weight loss tipsDiet tipsSave favorite tips
🏥 Medical
(48)
free
20
WeightFit: Weight Loss Tracker
WeightFit: Weight Loss Tracker
WeightFit: Weight Loss Tracker
Weight Diary, BMI Calculator
Free

Log your body weight, monitor progress, and achieve your fitness goals with this intuitive weight diary. Features include a clean dashboard, trend charts, and a BMI calculator. Seamlessly track your journey on iPhone and Apple Watch.

Weight logging and progress trackingBMI calculator with classificationsTrend charts and detailed statistics
💪 Health & Fitness
(444)
free

FAQ about Weight Loss Tracker Diet

What are the best weight loss tracker diet apps for iPhone?
My Diet Coach - Weight Loss tops our weight loss tracker diet apps ranking as of August 2026, with a 4.6-star average from 25K App Store ratings, and it's free to download.
Yes — 20 of the top weight loss tracker diet apps we rank are free to download, including My Diet Coach - Weight Loss and WeightWatchers Program.
My Diet Coach - Weight Loss shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 245+ weight loss tracker diet apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
My Diet Coach is a weight loss application designed to help users track their calorie intake and macronutrients. It provides a daily food diary, various diet plans like Keto, a collection of recipes, and daily recaps to guide users on their weight loss journey.
Key features include a daily food diary and macro tracker, calorie intake recommendations, the ability to plan meals in advance, integration with the Health App for body measurements, multiple diet plans (including custom options), a recipe library, and the ability to group frequently eaten items into meals for quick logging.