Best Fat Loss Diet Apps

233+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated October 2026

Whether you're new to fat loss diet or looking for an upgrade, our curated collection of 233+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Fat Loss Diet Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1My Diet Coach - Weight LossMy Diet Coach - Weight LossFree4.6★ (25K)YesYesOct 2026
2MyFitnessPal: Calorie CounterMyFitnessPal: Calorie CounterFree4.7★ (2.4M)YesYesOct 2026
3Healthify: AI Calorie TrackerHealthify: AI Calorie TrackerFree4.6★ (6K)NoYesOct 2026
4Final Weight Loss-Keep Lose itFinal Weight Loss-Keep Lose itFree4.2★ (26)YesYesAug 2026
53 Day Military Diet3 Day Military Diet$2.994.7★ (6)NoNoAug 2026
6Weight Loss Diet Meal PlanWeight Loss Diet Meal PlanFree4.4★ (105)NoYesSep 2026
7RP Diet Coach & PlannerRP Diet Coach & PlannerFree4.4★ (12K)YesYesSep 2026
8Diet: Weight loss Healthy foodDiet: Weight loss Healthy foodFree4.5★ (168)NoYesSep 2026

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😊(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
  • 💧 Useful water intake reminders

Room to Improve

  • 🐛 Syncing issues with fitness trackers
  • 💰 Expensive premium subscription
  • 🤔 Limited food database for non-US users
  • 🤖 Avatar customization options could be improved
  • 🔄 Inconsistent data sync across devices
MyFitnessPal: Calorie Counter#2

MyFitnessPal: Calorie Counter by MyFitnessPal, Inc.

AI Nutrition & Macros Tracker
Strong Contender
💪 Health & Fitness
4.7😐(2.4M ratings)
FreeAdsIn-App Purchases
#1in Health & Fitness
MyFitnessPal: Calorie Counter screenshot 1
MyFitnessPal: Calorie Counter screenshot 2
MyFitnessPal: Calorie Counter screenshot 3
MyFitnessPal: Calorie Counter screenshot 4
MyFitnessPal: Calorie Counter screenshot 5
MyFitnessPal: Calorie Counter screenshot 6

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.

What We Love

  • 💪 Effective for weight loss/healthy eating
  • 🔍 Extensive food database
  • 📊 Helpful tracking and progress features
  • 🤝 Social features and community support

Room to Improve

  • 🐛 Buggy and glitchy app performance
  • 💰 Aggressive push for premium subscription
  • 📋 Inaccurate food data and calculations
  • 🔒 Privacy concerns with data sharing
4.6😞(6K ratings)
FreeIn-App Purchases
Healthify: AI Calorie Tracker screenshot 1
Healthify: AI Calorie Tracker screenshot 2
Healthify: AI Calorie Tracker screenshot 3
Healthify: AI Calorie Tracker screenshot 4
Healthify: AI Calorie Tracker screenshot 5
Healthify: AI Calorie Tracker screenshot 6

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.

What We Love

  • 🚀 Great app that tracks Indian food
  • 👍 Simple but powerful features
  • 💡 Love AI-powered features
  • 👍 Easy to use and track meals
  • 👍 Excellent one-on-one coaching

Room to Improve

  • 🐛 Inaccurate calorie counting
  • 🐛 Storage issues with photo tracking
  • 🔒 Forced to pay for premium features
  • 🐛 Frequent app crashes and glitches
  • 👎 Unresponsive and poor customer service

More Fat Loss Diet apps to explore

FAQ about Fat Loss Diet

What are the best fat loss diet apps for iPhone?
My Diet Coach - Weight Loss tops our fat loss diet apps ranking as of October 2026, with a 4.6-star average from 25K App Store ratings, and it's free to download.
Yes — 19 of the top fat loss diet apps we rank are free to download, including My Diet Coach - Weight Loss and MyFitnessPal: Calorie Counter.
My Diet Coach - Weight Loss shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 233+ fat loss diet apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.