Best Weight Loss Diet App

249+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated September 2026

If you already know My Diet Coach, this is the deeper bench. 249+ weight loss diet app for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.

Compare top Weight Loss Diet App (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1My Diet Coach - Weight LossMy Diet Coach - Weight LossFree4.6★ (25K)YesYesSep 2026
2Lose It! – Calorie CounterLose It! – Calorie CounterFree4.8★ (778K)YesYesSep 2026
3Intermittent Fasting: PureFastIntermittent Fasting: PureFastFree4.8★ (15K)YesYesSep 2026
4DietBet: Lose Weight & Win!DietBet: Lose Weight & Win!Free4.8★ (21K)YesYesSep 2026
5Formula - weight loss diet appFormula - weight loss diet appFree4.5★ (35K)NoYesSep 2026
6Healthi: Weight Loss, Diet AppHealthi: Weight Loss, Diet AppFree4.8★ (90K)YesYesSep 2026
7Omo: Healthy Weight Loss AppOmo: Healthy Weight Loss AppFree4.5★ (33K)NoYesSep 2026
8Diet Plan For 7 daysDiet Plan For 7 daysFreeNoNoJul 2026

Top Picks for Weight Loss Diet App

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
Lose It! – Calorie Counter#2

Lose It! – Calorie Counter by FitNow

Food Tracker for Weight Loss
Strong Contender
💪 Health & Fitness
4.8😊(777K ratings)
FreeAdsIn-App Purchases
#18in 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
Lose It! – Calorie Counter screenshot 6

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
  • 👍 Customizable goals and tracking
  • 👍 Motivating progress tracking

Room to Improve

  • 🐛 Inaccurate calorie/nutrition data
  • 💰 Paywall for basic features
  • 📢 Intrusive ads and upselling
  • 🐛 Buggy performance issues
  • 🔒 Privacy concerns with data sharing
Intermittent Fasting: PureFast#3

Intermittent Fasting: PureFast by Fast Builder Limited

Bodyfast & Weight Watchers App
Worth Considering
💪 Health & Fitness
4.8😊(15K ratings)
FreeAdsIn-App Purchases
Intermittent Fasting: PureFast screenshot 1
Intermittent Fasting: PureFast screenshot 2
Intermittent Fasting: PureFast screenshot 3
Intermittent Fasting: PureFast screenshot 4
Intermittent Fasting: PureFast screenshot 5
Intermittent Fasting: PureFast screenshot 6

Achieve your weight loss goals with personalized workout and meal plans. Track your progress and receive expert guidance to ensure safe and effective exercise. Take control of your health and fitness journey.

What We Love

  • 🚀 Effective workouts
  • 👍 Variety of exercises
  • 💪 Helps with weight loss
  • 🙌 Motivating and encouraging
  • 🕰️ Short and manageable workouts
  • 🆓 Completely free to use

Room to Improve

  • 🔒 Requires internet connection
  • 🤔 Limited customization options
  • 🤕 Can be challenging for beginners
  • 🕰️ Workouts can be repetitive

More Weight Loss Diet App apps to explore

FAQ about Weight Loss Diet App

What is the best weight loss diet app for iPhone?
My Diet Coach - Weight Loss tops our weight loss diet app ranking as of September 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 diet app we rank are free to download, including My Diet Coach - Weight Loss and Lose It! – Calorie Counter.
My Diet Coach - Weight Loss shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ weight loss diet app on the iOS App Store as of September 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.

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