Best Fat Loss Diet Apps

207+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated May 2026

Whether you're new to fat loss diet or looking for an upgrade, our curated collection of 207+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Fat Loss 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😊(24K 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
BodyFast: Intermittent Fasting#2

BodyFast: Intermittent Fasting by BodyFast GmbH

Weight Loss Diet, Meal Tracker
Strong Contender
💪 Health & Fitness
4.7😊(144K ratings)
FreeAdsIn-App Purchases
BodyFast: Intermittent Fasting screenshot 1
BodyFast: Intermittent Fasting screenshot 2
BodyFast: Intermittent Fasting screenshot 3
BodyFast: Intermittent Fasting screenshot 4
BodyFast: Intermittent Fasting screenshot 5
BodyFast: Intermittent Fasting screenshot 6

This app guides users through intermittent fasting to achieve weight loss, improve health, and boost energy. It offers personalized plans, daily coaching, recipes, and tools like a water tracker and weight log. Users can choose from various fasting plans and track their progress towards their health goals.

What We Love

  • 👍 Easy to use
  • 🚀 Helpful for weight loss
  • 💪 Effective for fasting
  • 🔔 Useful reminders and notifications

Room to Improve

  • 🤔 Confusing to adjust fasting times
  • 💰 Expensive subscription
  • 🔒 Difficult to cancel subscription
Lose Weight at Home in 30 Days#3

Lose Weight at Home in 30 Days by ABISHKKING LIMITED.

Home Workout for Weight Loss
Worth Considering
💪 Health & Fitness
4.8😊(21K ratings)
FreeAdsIn-App Purchases
Lose Weight at Home in 30 Days screenshot 1
Lose Weight at Home in 30 Days screenshot 2
Lose Weight at Home in 30 Days screenshot 3
Lose Weight at Home in 30 Days screenshot 4
Lose Weight at Home in 30 Days screenshot 5
Lose Weight at Home in 30 Days screenshot 6

Achieve fast and safe weight loss with systematic home workouts and a vast selection of diets. Track progress, count calories, and receive video guidance for effective exercise routines. Scientifically proven to improve health and fitness.

What We Love

  • 👍 Simple and easy to use
  • 🚀 Personalized workouts and meal plans
  • 💪 Effective for weight loss and building strength
  • 🌟 Motivating and helpful for beginners

Room to Improve

  • 💰 Premium features locked behind paywall
  • 🔍 Inaccurate calorie tracking
  • 🤔 Questionable diet recommendations

More Fat Loss Diet apps to explore

4
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
5
RP Diet Coach & Planner
RP Diet Coach & Planner
RP Diet Coach & Planner
Calories, Macros, Fat Loss
Free

This app helps you achieve your fitness goals by providing personalized calorie and macro tracking, meal timing guidance, and flexible scheduling. It adapts to your progress with weekly reviews and offers a vast food database with barcode and AI nutrition label scanning.

Personalized calories and macrosMeal timing guidanceRaw vs. cooked food tracking
💪 Health & Fitness
(12K)
subscription
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
Fitia: Calorie Counter & Diet
Fitia: Calorie Counter & Diet
Fitia: Calorie Counter & Diet
Meal Plans for Weight Loss
Free

This app offers a fast and accurate way to track your calorie intake and nutrition. It provides personalized meal plans for weight loss or muscle gain, an AI coach for guidance, and tools for tracking progress, intermittent fasting, and creating shopping lists.

Fastest calorie counterTrack calories by photo, voice, or typingPersonalized meal plans
💪 Health & Fitness
(16K)
free with in-app purchases
8
FastEasy: Intermittent Fasting
FastEasy: Intermittent Fasting
FastEasy: Intermittent Fasting
Simple Weight Loss & Tracker
Free

This app guides users through intermittent fasting to achieve weight loss and improve health. It offers customizable fasting plans, a timer, water tracking, and personalized recipes. Track your progress and gain insights into your body's changes.

Customizable fasting plansFasting timer and remindersWater intake tracker
💪 Health & Fitness
(79K)
free with in-app purchases
9
Foodvisor - AI Calorie Counter
Foodvisor - AI Calorie Counter
Foodvisor - AI Calorie Counter
Diet Tracker for Weight Loss
Free

This app acts as your personal nutritionist, offering a personalized nutrition plan and helping you track your daily intake. It features an AI-powered camera for instant food recognition, tailored recipes, and progress monitoring to help you achieve your health and wellness goals.

AI Calorie Tracker with Instant Food Recognition CameraPersonalized Nutrition Plans by ExpertsTailored Recipes for Healthy Eating
💪 Health & Fitness
(16K)
freemium
10
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
(77K)
free with in-app purchases
11
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
12
V Shred: Nutrition & Fitness
V Shred: Nutrition & Fitness
V Shred: Nutrition & Fitness
Custom Diet & Workout plans!
Free

This app provides personalized diet and workout plans tailored to your specific body type and fitness goals. Take a quiz to receive instant results and access your custom plans, recipes, and progress tracking.

Personalized diet plansCustom workout routinesBody type analysis
💪 Health & Fitness
(105K)
free with in-app purchases
13
Welmi - Calorie Counter & Diet
Welmi - Calorie Counter & Diet
Welmi - Calorie Counter & Diet
Weight Loss Food Tracker
Free

This app helps you achieve weight goals by forming conscious food habits and adjusting nutrition. It acts as a personal nutritionist, guiding you toward your dream shape and healthy eating through meal snapping and personalized recommendations.

Food & calorie scannerPersonalized nutrition recommendationsEating reminders
💪 Health & Fitness
(15K)
free with in-app purchases
14
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
15
Keto Diet App : Food Tracker
Keto Diet App : Food Tracker
Keto Diet App : Food Tracker
Nutrition Tracker, Weight loss
Free

This app helps users achieve their weight loss goals by providing tools for tracking food consumption, creating custom meal plans, and accessing a variety of keto recipes. It also includes features for monitoring water intake, calculating nutrition, and finding exercises.

Keto meal planningFood consumption trackingCalorie counter
💪 Health & Fitness
(522)
subscription
16
Lose It! – Calorie Counter
Lose It! – Calorie Counter
Lose It! – Calorie Counter
Food Tracker for Weight Loss
Free

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.

Calorie trackingWeight loss planningAI voice meal logging
💪 Health & Fitness
(763K)
free with in-app purchases
17
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
18
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
19
Cronometer: Calorie Counter
Cronometer: Calorie Counter
Cronometer: Calorie Counter
Nutrition, macro, diet tracker
Free

Track your diet and exercise with an extensive food database and detailed nutrient breakdowns. Monitor progress towards health goals, integrate with fitness devices, and gain insights into sleep patterns. Offers premium features for enhanced tracking and an ad-free experience.

Extensive verified food databaseDetailed nutrient and calorie trackingFitness goal setting and progress monitoring
💪 Health & Fitness
(93K)
free with in-app purchases
20
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