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Best 30 Day Diet Apps

213+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

Every iPhone needs a few good 30 day diet apps. We benchmark 213+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for 30 Day Diet

Lose Weight at Home in 30 Days#1

Lose Weight at Home in 30 Days by ABISHKKING LIMITED.

Home Workout for Weight Loss
Editor's Choice
💪 Health & Fitness
4.8😊(21K ratings)
FreeAdsIn-App Purchases
Lose Weight at Home in 30 Days screenshot 1
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An app designed to help users lose weight at home in 30 days, offering systematic workouts, diet plans, and progress tracking. Features include various workout routines, calorie tracking, and video guidance with no equipment required. Subscription-based with pricing details provided, offering a comprehensive solution for weight loss and fitness goals.

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
Keto Diet App － Carb Tracker#2

Keto Diet App － Carb Tracker by FJOR NUTRITION, INC.

Weight Loss, Meal Plan, Recipe
Strong Contender
💪 Health & Fitness
4.7😊(81K ratings)
FreeAdsIn-App Purchases
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Experience personalized weight loss support with a comprehensive keto diet app. Track macros effortlessly, access hundreds of recipes, and get expert guidance in reaching your goals quickly and efficiently. Start your journey towards better health today!

What We Love

  • 🚀 Easy to use
  • 👍 Helpful for tracking macros
  • 🚀 Accurate food logging
  • 💡 Useful insights and information

Room to Improve

  • 🐛 Inconsistent food database
  • 🐛 Inaccurate calorie/carb calculations
  • 💡 Lacks integration with fitness trackers
30 Day Whole Foods Meal Plan#3

30 Day Whole Foods Meal Plan by Realized

Healthy Diet & Cooking Recipes
Worth Considering
🍔 Food & Drink
4.5(475 ratings)
FreeIn-App Purchases
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Get meal planning made easy with a 30-day whole foods meal plan app! Transform your eating habits with healthy recipes and guided meal plans. Start your journey to a healthier you today.

More 30 Day Diet apps to explore

4
Home Fitness for Weight Loss
Home Fitness for Weight Loss
Home Fitness for Weight Loss
Workout Exercises to Get Fit
Free

Discover a healthier, fitter you with personalized workout plans, heart rate monitoring, water balance tracking, meal plans, and integration with Apple Health. Start your transformation today towards a healthier, happier life with Home Fitness.

💪 Health & Fitness
(59K)
5
Lose Weight Workout - 30 Days
Lose Weight Workout - 30 Days
Lose Weight Workout - 30 Days
Weight Loss - Fitness & Diet
Free

Get in shape at home with a 30-day workout program designed to help you lose weight. Start your journey to a healthier you today!

💪 Health & Fitness
(1.2K)
6
30 Day Fitness: Home Workout
30 Day Fitness: Home Workout
30 Day Fitness: Home Workout
Daily Home Workouts Simplified
Free

Get your dream body in just 30 days with personalized workouts and meal plans using the ultimate Home Workout app. Choose your target area, fitness level, and diet plan to kickstart your 30-day challenge today. Track your progress, access a variety of workouts and meal plans, and start your fitness journey now!

💪 Health & Fitness
(372)
7
90 Day Challenge
90 Day Challenge
90 Day Challenge
by Browney B.V.
Free

Embark on your fitness journey with personalized 90-day programs tailored to your goals, level, and training style. Track your progress, take progress photos, access recipes and educational content, and challenge friends for added motivation. Start your 7-day free trial today and kickoff your 90 Day Challenge!

💪 Health & Fitness
(4.5K)
8
Fitness Verv: Daily Exercise
Fitness Verv: Daily Exercise
Fitness Verv: Daily Exercise
Lazy Workout at Home & Diet
Free

Get fit with our convenient home workout app that offers daily exercise routines to help you stay active without leaving your house. Start your fitness journey today!

💪 Health & Fitness
(43K)
9
Formula － weight loss diet app
Formula － weight loss diet app
Formula － weight loss diet app
Anti-Inflammatory, Cortisol
Free

Track your weight loss and meal recipes effortlessly with our ultimate Carnivore Diet App. Personalized diet plans, nutrition tracking, recipes, and expert guidance all in one place. Start your custom carnivore journey today for faster health and fitness goals!

💪 Health & Fitness
(30K)
10
30 Day Fit Challenge Workout
30 Day Fit Challenge Workout
30 Day Fit Challenge Workout
30 Day Fitness Challenge
Free

Get fit in 30 days with our challenge that requires no equipment and can be done at home! Tone your body, melt away fat cells, and see amazing results. Try it now for a healthier, fitter you!

💪 Health & Fitness
(495)
11
Whole30 Community
Whole30 Community
Whole30 Community
Change your life in 30 days.
Free

Join the Whole30 Community Cohort for exclusive support, motivation, and accountability through the Whole30 program, including access to private community, daily motivational messages, and personalized advice sessions with the program co-founder. Change your life in 30 days with the Whole30 Community.

💪 Health & Fitness
(22)
12
30 Day Weight Loss Challenge .
30 Day Weight Loss Challenge .
30 Day Weight Loss Challenge .
Women exercise & workout plan
Free

Get fit and transform your body in just 30 days with a simple and safe at-home workout plan, complete with video instructions, diet recipes, and a progress tracker. Download this effective weight loss app and start your journey to a firmer, healthier body today!

💪 Health & Fitness
(142)
13
30 Days Keto Recipes (Diet)
30 Days Keto Recipes (Diet)
30 Days Keto Recipes (Diet)
Ketogenic food Recipes meals
Free

This keto diet app provides a comprehensive guide to low-carb recipes, meal planning, and tracking, helping users achieve weight loss and improved health. With hundreds of delicious keto recipes, a calorie and macro tracker, and shopping lists, users can stay motivated and on track with their ketogenic diet journey.

🌟 Lifestyle
(7)
14
Mayo Clinic Diet
Mayo Clinic Diet
Mayo Clinic Diet
Weight loss for life
Free

Our weight loss app, powered by the renowned Mayo Clinic, offers personalized meal plans, habit optimization, food tracking, and weight monitoring for a holistic approach to healthy living. Start your journey towards sustainable weight loss and overall wellness today!

💪 Health & Fitness
(3.4K)
15
30 Day Fitness - Home Workout
30 Day Fitness - Home Workout
30 Day Fitness - Home Workout
Daily workouts to lose weight
Free

Achieve your fitness goals with daily workouts in the 30 Day Fitness Challenge app. Tone your body, lose weight, and track your progress with video tutorials and personalized exercise plans. Join thousands of users worldwide and download the app now!

💪 Health & Fitness
(59K)
16
30 Day Fitness at Home
30 Day Fitness at Home
30 Day Fitness at Home
Home Workout for Women To Burn
Free

Get in shape with our 30-day home fitness program designed for men. Work out anytime, anywhere with personalized routines and progress tracking. Start your fitness journey today!

💪 Health & Fitness
(28K)
17
Lose It! – Calorie Counter
Lose It! – Calorie Counter
Lose It! – Calorie Counter
Food Tracker for Weight Loss
Free

This application is a powerful tool for weight loss, offering calorie counting, nutrition tracking, and intermittent fasting features to help users reach their goals. With a comprehensive food library, barcode scanner, and other useful tools, it's a convenient way to achieve a healthier lifestyle and track progress. Start your weight loss journey now!

💪 Health & Fitness
(757K)
18
Diet & Food Tracker: EatWell
Diet & Food Tracker: EatWell
Diet & Food Tracker: EatWell
Count calories and lose weight
Free

Track your daily food intake, set nutrition goals, and monitor your progress with EatWell. Stay on top of your diet and make healthier choices easily. Start tracking today for a happier, healthier you!

💪 Health & Fitness
(21K)
19
Keto Diet | Plan Easy 30 Days
Keto Diet | Plan Easy 30 Days
Keto Diet | Plan Easy 30 Days
Keto diet | Beginners | Easy
Free

This application helps you maintain a healthy diet with a customizable ketogenic diet plan, suitable for beginners and experienced users, including vegetarians. It offers a free 30-day challenge with personalized meal plans, recipes, and tools like a weight diary, personal diary, and shopping list to support your weight loss journey.

💪 Health & Fitness
(9)
20
8fit Workouts & Meal Planner
8fit Workouts & Meal Planner
8fit Workouts & Meal Planner
Fitness & nutrition made easy
Free

"Revolutionize your fitness routine with personalized workout plans and meal recommendations based on your goals and preferences. Get started on your journey to a healthier lifestyle today!"

💪 Health & Fitness
(82K)