Best Diet Coach Apps

249+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated September 2026

Whether you're new to diet coach or looking for an upgrade, our curated collection of 249+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Diet Coach Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1RP Diet Coach & PlannerRP Diet Coach & PlannerFree4.4★ (12K)YesYesSep 2026
2My Diet Coach - Weight LossMy Diet Coach - Weight LossFree4.6★ (25K)YesYesSep 2026
3Rally Coach™Rally Coach™Free4.9★ (75K)NoNoSep 2026
4Simple: AI Weight Loss CoachSimple: AI Weight Loss CoachFree4.7★ (401K)NoYesSep 2026
5Carbon - Macro Coach & TrackerCarbon - Macro Coach & TrackerFree4.8★ (8K)NoYesSep 2026
6Noot: AI Calorie Diet CoachNoot: AI Calorie Diet CoachFree4.7★ (144)NoYesSep 2026
7Fooducate: Nutrition CoachFooducate: Nutrition CoachFree4.6★ (78K)YesYesSep 2026
8Nutrition Coach: Food trackerNutrition Coach: Food trackerFree4.8★ (88K)NoYesSep 2026

Top Picks for Diet Coach

RP Diet Coach & Planner#1

RP Diet Coach & Planner by RP Strength, LLC

Calories, Macros, Fat Loss
Editor's Choice
💪 Health & Fitness
4.4😊(12K ratings)
FreeAdsIn-App Purchases
RP Diet Coach & Planner screenshot 1
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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.

What We Love

  • 💪 Effective for weight loss/gain
  • 🍽️ Helps plan and track meals
  • 🔍 Provides accountability and progress tracking
  • 🤖 Like having a coach in your pocket
  • 🧠 Educates on nutrition and macros
  • 🕰️ Convenient meal reminders and scheduling

Room to Improve

  • 🤔 Rigid meal timing and schedule
  • 📚 Steep learning curve for beginners
  • 🇺🇸 Limited food database for non-US users
  • 🔢 Difficulty manually adjusting macros
  • 🤖 Lack of flexibility for changing routines
  • 💰 No free trial, expensive subscription
My Diet Coach - Weight Loss#2

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

Food tracker, calorie counter
Strong Contender
💪 Health & Fitness
4.6😊(25K ratings)
FreeAdsIn-App Purchases
My Diet Coach - Weight Loss screenshot 1
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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
Rally Coach™#3

Rally Coach™ by Rally Health Inc.

Personalized Health Coaching
Worth Considering
💪 Health & Fitness
4.9😐(75K ratings)
Free
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This app offers personalized health coaching programs for weight loss, tobacco cessation, diabetes management, and general wellness. It provides tools like live coaching sessions, coach messaging, and trackers to support users in achieving their health goals.

What We Love

  • 👍 Great support system
  • 👍 Helpful coaches
  • 👍 Convenient app and live sessions
  • 👍 Practical and doable information
  • 👍 Motivating and encouraging
  • 👍 Flexible and customizable
  • 👍 Comprehensive program addressing multiple aspects of health

Room to Improve

  • 🐛 Glitchy app with crashes and freezes
  • 🐛 Syncing and integration issues with other apps/devices
  • 🐛 Limited food database and difficult to add new items
  • 🐛 Lacking features like water tracking and exercise logging
  • 🐛 Technical issues with live sessions and video quality
  • 🐛 Confusing and unintuitive user interface
  • 🐛 Inconsistent coaching and program changes

More Diet Coach apps to explore

FAQ about Diet Coach

What are the best diet coach apps for iPhone?
RP Diet Coach & Planner tops our diet coach apps ranking as of September 2026, with a 4.4-star average from 12K App Store ratings, and it's free to download.
Yes — 20 of the top diet coach apps we rank are free to download, including RP Diet Coach & Planner and My Diet Coach - Weight Loss.
RP Diet Coach & Planner shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ diet coach apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
The RP Diet Coach App helps users plan meals, track calories and macros, and achieve fitness goals like fat loss, muscle gain, or weight maintenance. It offers personalized plans based on individual data and progress, with features like meal timing guidance and flexible scheduling.
Key features include personalized calorie and macro targets, meal timing advice, raw vs. cooked food logging, weekly progress reviews and plan adjustments, meal reminders, a large food database with barcode and AI nutrition label scanning, and flexible scheduling options.

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