Best Fast Weight Loss Apps

249+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated August 2026

Out of 249+ fast weight loss apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Fast Weight Loss Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Intermittent Fasting: PureFastIntermittent Fasting: PureFastFree4.8★ (15K)YesYesAug 2026
2Fastic Weight Loss & FastingFastic Weight Loss & FastingFree4.8★ (246K)NoYesAug 2026
3My Diet Coach - Weight LossMy Diet Coach - Weight LossFree4.6★ (25K)YesYesAug 2026
4Omo: Healthy Weight Loss AppOmo: Healthy Weight Loss AppFree4.5★ (33K)NoYesAug 2026
5FastEasy: Intermittent FastingFastEasy: Intermittent FastingFree4.6★ (79K)NoYesAug 2026
6Lose Weight at Home in 30 DaysLose Weight at Home in 30 DaysFree4.8★ (21K)YesYesAug 2026
7Organic Fit: Workout for WomenOrganic Fit: Workout for WomenFree4.5★ (29K)NoYesAug 2026
8BodyFast: Intermittent FastingBodyFast: Intermittent FastingFree4.7★ (145K)NoYesAug 2026

Top Picks for Fast Weight Loss

Intermittent Fasting: PureFast#1

Intermittent Fasting: PureFast by Fast Builder Limited

Bodyfast & Weight Watchers App
Editor's Choice
💪 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

Room to Improve

  • 🔒 Requires internet connection
  • 🤔 Limited customization options
  • 🤕 Can be challenging for beginners
Fastic Weight Loss & Fasting#2

Fastic Weight Loss & Fasting by HealthVida GmbH & Co. KG.

Protein, Tracker, Nutrition
Strong Contender
💪 Health & Fitness
4.8😊(246K ratings)
FreeIn-App Purchases
Fastic Weight Loss & Fasting screenshot 1
Fastic Weight Loss & Fasting screenshot 2
Fastic Weight Loss & Fasting screenshot 3
Fastic Weight Loss & Fasting screenshot 4
Fastic Weight Loss & Fasting screenshot 5
Fastic Weight Loss & Fasting screenshot 6

This app guides users through personalized intermittent fasting and nutrition plans to achieve sustainable weight loss. It offers features like a food scanner, progress tracking, and a community for support, helping users burn fat and improve overall health.

What We Love

  • 🚀 Easy to use and track food, sleep, water and activities
  • 🚀 Helpful for tracking fasting programs
  • 👍 Motivating and encouraging
  • 👍 Informative and educational

Room to Improve

  • 🐛 Inaccurate food tracking and calorie counting
  • 🐛 Glitches with fasting timer and progress tracking
  • 🔍 Limited dietary preferences and meal plans
My Diet Coach - Weight Loss#3

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

Food tracker, calorie counter
Worth Considering
💪 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

Room to Improve

  • 🐛 Syncing issues with fitness trackers
  • 💰 Expensive premium subscription
  • 🤔 Limited food database for non-US users

More Fast Weight Loss apps to explore

4
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
5
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
6
Lose Weight at Home in 30 Days
Lose Weight at Home in 30 Days
Lose Weight at Home in 30 Days
Home Workout for Weight Loss
Free

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.

Systematic home workoutsHundreds of diet plansVideo and animation guidance
💪 Health & Fitness
(21K)
free with in-app purchases
7
Organic Fit: Workout for Women
Organic Fit: Workout for Women
Organic Fit: Workout for Women
Pilates at Home, Weight Loss
Free

Achieve your fitness and weight loss goals with personalized workout plans and healthy meal suggestions. Focus on problem areas with expert-designed exercises and enjoy easy-to-follow video guides. Integrate with Apple Health to track your progress.

Personalized workout plansCustom healthy meal plansFocus on problem zones
💪 Health & Fitness
(29K)
free with in-app purchases
8
BodyFast: Intermittent Fasting
BodyFast: Intermittent Fasting
BodyFast: Intermittent Fasting
Track Calories, Macros, Weight
Free

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.

Personalized fasting plansDaily coaching and motivation100+ recipes for fasting success
💪 Health & Fitness
(145K)
free with in-app purchases
9
BeSlim: Fasting & Weight Loss
BeSlim: Fasting & Weight Loss
BeSlim: Fasting & Weight Loss
by AG SOFT L.L.C-FZ
Free
🌟 Lifestyle
(0)
10
FastAI-Fasting Weight Loss Pro
FastAI-Fasting Weight Loss Pro
FastAI-Fasting Weight Loss Pro
AI Coach. Smart Fasting Plan.
Free
💪 Health & Fitness
(0)
11
Fazu: Weight Loss and Fasting
Fazu: Weight Loss and Fasting
Fazu: Weight Loss and Fasting
Weight Loss Made Easy
Free
💪 Health & Fitness
(0)
12
7 Minute Workout: Exercise App
7 Minute Workout: Exercise App
7 Minute Workout: Exercise App
Lazy Workout for Weight Loss
Free

This app offers short, effective workouts designed to improve your health. It provides guided exercises with voice and video instructions, suitable for beginners and requiring no equipment. Users can also build custom routines and integrate with Apple Health.

Short and effective workoutsNo equipment neededVoice and video instructions
💪 Health & Fitness
(123K)
free with in-app purchases
13
Home Workout - No Equipments
Home Workout - No Equipments
Home Workout - No Equipments
Bodyweight Fitness & Training
Free

This app provides personalized fitness plans and a wide variety of bodyweight exercises for users to build muscle, lose weight, or stay fit. It requires no equipment and can be used anywhere, anytime, with features like workout tracking and video guides.

Personalized workout plans500+ varied workoutsSmart workout tracker
💪 Health & Fitness
(121K)
free with in-app purchases
14
Fastify - Fasting Weight Loss
Fastify - Fasting Weight Loss
Fastify - Fasting Weight Loss
Intermittent fasting timer
Free
💪 Health & Fitness
(0)
15
Weight Loss For Women Workout
Weight Loss For Women Workout
Weight Loss For Women Workout
Lose Weight Fast at Home
Free
⚽ Sports
(0)
16
Fasting for fast weight loss
Fasting for fast weight loss
Fasting for fast weight loss
Intermittent eating schedule
Free

This app helps you adopt a new lifestyle with healthy habits through intermittent fasting. It guides you to lose weight effectively, feel more active, and improve your body and brain function. Track your fasting hours, log weight, and stay motivated to reach your health goals.

Intermittent fasting timerTrack fasting hoursWeight tracking with goals
💪 Health & Fitness
(120)
free with in-app purchases
17
Fasten Tracker - Weight Loss
Fasten Tracker - Weight Loss
Fasten Tracker - Weight Loss
IF: Intermittent Fasting
Free
💪 Health & Fitness
(0)
18
Go Fasting-Weight Loss Tracker
Go Fasting-Weight Loss Tracker
Go Fasting-Weight Loss Tracker
Make your diet simple!
Free

This app helps you achieve a healthier lifestyle and better body through flexible diet plans. It offers personalized meal plans, trackers for nutrition, water, and activity, and expert guidance to help you reach your wellness goals.

Flexible diet plansPersonalized meal plansNutrition, water, and activity trackers
💪 Health & Fitness
(985)
subscription
19
Home Fitness for Weight Loss
Home Fitness for Weight Loss
Home Fitness for Weight Loss
Workout Exercises to Get Fit
Free

This app provides personalized workout plans and meal suggestions to help you achieve your weight loss and fitness goals. It includes features like heart rate monitoring, water tracking, and seamless integration with Apple Health.

Personalized training plansHeart rate monitoringWater balance tracking
💪 Health & Fitness
(59K)
free with in-app purchases
20
Circa Weight Loss & Fasting
Circa Weight Loss & Fasting
Circa Weight Loss & Fasting
Intermittent Fasts Tracker
Free
💪 Health & Fitness
(0)

FAQ about Fast Weight Loss

What are the best fast weight loss apps for iPhone?
Intermittent Fasting: PureFast tops our fast weight loss apps ranking as of August 2026, with a 4.8-star average from 15K App Store ratings, and it's free to download.
Yes — 20 of the top fast weight loss apps we rank are free to download, including Intermittent Fasting: PureFast and Fastic Weight Loss & Fasting.
Intermittent Fasting: PureFast shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ fast weight loss apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app focuses on weight loss by providing personalized workout plans and meal plans tailored to your specific goals and fitness level. It helps you track your progress and offers expert guidance for safe and effective exercise.
Key features include personalized workout plans based on your fitness level and goals, customized meal plans to support weight loss, a variety of exercises (strength training, cardio), progress tracking for weight and measurements, and expert guidance from certified trainers.

Related searches