Best Diet Diary For Weight Loss Apps

207+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated April 2026

Finding the right diet diary for weight loss app can be overwhelming with so many options. We've analyzed 207+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Diet Diary For Weight Loss

Lose It! – Calorie Counter#1

Lose It! – Calorie Counter by FitNow, Inc.

Food Tracker for Weight Loss
Editor's Choice
💪 Health & Fitness
4.8😊(762K 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
Healthi: Weight Loss, Diet App#2

Healthi: Weight Loss, Diet App by Sunshine Health Studios LLC

Track Food GLP-1 Macro Calorie
Strong Contender
💪 Health & Fitness
4.8😐(90K ratings)
FreeAdsIn-App Purchases
Healthi: Weight Loss, Diet App screenshot 1
Healthi: Weight Loss, Diet App screenshot 2
Healthi: Weight Loss, Diet App screenshot 3
Healthi: Weight Loss, Diet App screenshot 4
Healthi: Weight Loss, Diet App screenshot 5
Healthi: Weight Loss, Diet App screenshot 6

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.

What We Love

  • 🚀 Excellent value
  • 👍 Great app and easy to use
  • 👍 Helpful for weight loss
  • 👍 Flexible with diet plan options

Room to Improve

  • 🐛 Buggy and glitchy
  • 🔍 Limited food database, especially for non-US users
  • 💰 In-app purchases required for full functionality
Calorie Counter - MyNetDiary#3

Calorie Counter - MyNetDiary by MyNetDiary Inc.

Food Nutrition Macro Tracker
Worth Considering
💪 Health & Fitness
4.8😊(155K ratings)
FreeAdsIn-App Purchases
#18in 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 Diet Diary For Weight Loss apps to explore

4
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
5
My Diet Coach - Weight Loss
My Diet Coach - Weight Loss
My Diet Coach - Weight Loss
Food tracker, calorie counter
Free

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.

Daily food diaryMacro trackerCalorie counting
💪 Health & Fitness
(24K)
subscription
6
Calorie Counter PRO MyNetDiary
Calorie Counter PRO MyNetDiary
Calorie Counter PRO MyNetDiary
Food Nutrition Fasting Tracker
$3.99

Easily track calories, food intake, and macronutrients with a powerful barcode scanner and AI meal logging. Offers personalized diet plans and detailed nutrition breakdowns to help users achieve their health goals.

Barcode scanner for fast loggingAI Meal Scan for instant food entryPersonalized diet and meal plans
💪 Health & Fitness
(14K)
freemium
7
Food Diary See How You Eat Log
Food Diary See How You Eat Log
Food Diary See How You Eat Log
Diet Tracker, Meal Journal, AI
Free

This app helps you track your meals visually and build healthier eating habits without calorie counting. Log meals with photos, receive reminders, and gain insights into your eating patterns to feel more energetic and mindful.

Log meals with photosDaily meal overviewMeal reminders
💪 Health & Fitness
(7.7K)
free with in-app purchases
8
Noom Weight Loss, Food Tracker
Noom Weight Loss, Food Tracker
Noom Weight Loss, Food Tracker
Healthy Nutrition & Meal Plan
Free

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.

AI food logging with calorie & macro trackingStep tracking & rewardsPersonalized meal plans & recipes
💪 Health & Fitness
(867K)
free with in-app purchases
9
MyFitnessPal: Calorie Counter
MyFitnessPal: Calorie Counter
MyFitnessPal: Calorie Counter
Food, Fitness & Weight Tracker
Free

This AI-powered app helps you achieve your health and fitness goals by tracking calories, macros, and water intake. It offers a comprehensive food database, workout logging, personalized goals, and meal planning to monitor your progress.

AI Food TrackerCalorie and Macro TrackingWater Intake Monitoring
💪 Health & Fitness
(2.3M)
free with in-app purchases
10
Kompanion: Weight Loss Plan
Kompanion: Weight Loss Plan
Kompanion: Weight Loss Plan
Intermittent Fasting & Diet
Free

This app combines intermittent fasting timers with a smart nutrition toolkit to help you lose weight. It features AI-powered meal scanning to estimate calories and macros, personalized fasting plans, and insights into your body's metabolic stages. Track your progress, mood, and energy levels to optimize your health journey.

AI-powered meal scanning for calorie and macro estimationFlexible intermittent fasting timer with personalized plansBody stage tracking (Ketosis, Autophagy)
💪 Health & Fitness
(9.3K)
free with in-app purchases
11
Diet & Food Tracker: EatWell
Diet & Food Tracker: EatWell
Diet & Food Tracker: EatWell
Count calories and lose weight
Free

This app helps you track your daily food intake and count calories and macros to achieve your health goals. It offers personalized calorie recommendations, supports various popular diets, and provides detailed insights into your nutrition. Your data is kept private and stored securely on your device.

Daily diet diaryCalorie and macro countingPersonalized calorie and macro goals
💪 Health & Fitness
(21K)
freemium
12
Omo: Healthy Weight Loss App
Omo: Healthy Weight Loss App
Omo: Healthy Weight Loss App
Lose weight with psychology
Free

Achieve your weight loss goals with a psychology-based approach. This app offers a comprehensive course, calorie and macro tracking, intermittent fasting support, and a step counter to build healthy habits and ensure long-term success.

Psychology-based weight loss courseCalorie and macro trackingBarcode food scanner
💪 Health & Fitness
(33K)
free with in-app purchases
13
WeightWatchers Program
WeightWatchers Program
WeightWatchers Program
Weight Loss and Better Health
Free

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.

Personalized diet plansWeight-loss medication supportAI body scanner
💪 Health & Fitness
(2.4M)
free with in-app purchases
14
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
15
Calorie Counter +
Calorie Counter +
Calorie Counter +
by Nutracheck. Food tracker
Free

Easily track your food intake, macros, and exercise to achieve your health goals, whether it's weight loss or building healthy habits. Utilize a verified food database, barcode scanner, and recipe builder for accurate logging. Sync with fitness devices for comprehensive tracking.

Calorie and nutrient trackingVerified food databaseBarcode scanner
💪 Health & Fitness
(26K)
freemium
16
DietBet: Lose Weight & Win!
DietBet: Lose Weight & Win!
DietBet: Lose Weight & Win!
Join over 1,000,000 players!
Free

Achieve your weight loss goals by joining supportive communities and participating in games hosted by experts. Make a pledge, track your progress, and win money when you reach your targets. This app helps build lasting healthy habits.

Weight loss goal settingCommunity supportExpert-hosted games
💪 Health & Fitness
(21K)
free with in-app purchases
17
DietAI: Calorie Counter & Diet
DietAI: Calorie Counter & Diet
DietAI: Calorie Counter & Diet
Weight Loss & Food Tracker
Free

This app uses AI to help you track your calorie and nutrient intake by simply taking photos of your meals. It provides personalized fitness plans and nutritional breakdowns to support your weight loss or muscle gain goals.

AI Calorie Counter with photo analysisCustomized fitness and weight loss plansDetailed nutritional information (macros)
💪 Health & Fitness
(14K)
free with in-app purchases
18
Calorie Counter by fatsecret
Calorie Counter by fatsecret
Calorie Counter by fatsecret
Diet & Weight Loss Tracker
Free

Track your food, exercise, and weight with a comprehensive database and supportive community. Features include barcode scanning, image recognition, and integration with health apps. Premium options offer personalized meal plans and advanced tracking.

Food diary with extensive databaseBarcode scanner and image recognitionExercise tracking and calorie burn log
💪 Health & Fitness
(14K)
freemium
19
Value Diary - Weight Loss Diet
Value Diary - Weight Loss Diet
Value Diary - Weight Loss Diet
Food, Exercise, Weight Tracker
Free

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.

Personalized weight loss plansFood and exercise trackingBarcode scanner for food items
💪 Health & Fitness
(3.6K)
free with in-app purchases
20
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
(3.4K)
free with in-app purchases