Best Fast Metabolism Apps

222+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

With an average user rating of 4.6★, the fast metabolism category is one of the App Store's strongest. Browse all 222+ apps we track, sorted so the most loved ones surface first.

Top Picks for Fast Metabolism

The Fast Metabolism Diet#1

The Fast Metabolism Diet by Brainstorming Session Inc.

Editor's Choice
💪 Health & Fitness
3.4😐(186 ratings)
Free
The Fast Metabolism Diet screenshot 1

This app supports a 28-day diet plan focused on metabolism boosting without calorie counting. It provides comprehensive food lists, customizable meal planning, and progress tracking tools to help users adhere to the diet's phases and achieve weight loss goals.

What We Love

  • 💻 Easy to use
  • 🔍 Helpful for planning meals
  • 🔔 Useful reminders
  • 💪 Effective for weight loss

Room to Improve

  • 🕰️ Inflexible meal times
  • 📋 Incomplete food lists
  • 🔀 Inconsistent with book
Lumen - Metabolic Coach#2

Lumen - Metabolic Coach by Meta Flow Ltd

Hack your metabolism
Strong Contender
💪 Health & Fitness
4.6😊(6.5K ratings)
Free
Lumen - Metabolic Coach screenshot 1
Lumen - Metabolic Coach screenshot 2
Lumen - Metabolic Coach screenshot 3
Lumen - Metabolic Coach screenshot 4
Lumen - Metabolic Coach screenshot 5
Lumen - Metabolic Coach screenshot 6

Gain control of your metabolism with real-time insights and personalized nutrition plans. This app helps you understand if your body is burning fats or carbs, offering guidance on what and when to eat for weight loss and a healthier lifestyle.

What We Love

  • 👍 Easy to use
  • 🚀 Provides real-time insights
  • 💡 Helps understand metabolism
  • 🚀 Customized recommendations

Room to Improve

  • 🐛 Inconsistent readings
  • 🔍 Limited food database
  • 💰 Expensive subscription
Prime: Intermittent Fasting#3

Prime: Intermittent Fasting by Oksana Safronenko

The fasting app for women
Worth Considering
💪 Health & Fitness
4.6😐(4.6K ratings)
FreeAdsIn-App Purchases
Prime: Intermittent Fasting screenshot 1
Prime: Intermittent Fasting screenshot 2
Prime: Intermittent Fasting screenshot 3
Prime: Intermittent Fasting screenshot 4
Prime: Intermittent Fasting screenshot 5
Prime: Intermittent Fasting screenshot 6

This app offers a tailored intermittent fasting experience for women, featuring a fasting tracker, weight monitoring, and personalized guidance. It helps users achieve fitness goals, manage weight, and understand the health benefits of fasting with a focus on women's specific needs.

What We Love

  • 👍 Easy to use
  • 🚀 Helpful for weight loss
  • 💡 Useful visual references
  • 👍 Responsive customer support

Room to Improve

  • 💰 Expensive subscription
  • 🐛 Buggy and laggy
  • 🔍 Lacking in-depth features

More Fast Metabolism apps to explore

4
Metabolism Booster:Diet Guide
Metabolism Booster:Diet Guide
Metabolism Booster:Diet Guide
Personalized Meal Plan Recipes
Free

Boost your metabolism and achieve health goals with personalized meal plans and energizing recipes. This guide offers science-backed strategies for increased energy, weight management, and healthier eating habits.

Custom meal plansEnergy-boosting recipesWeekly meal schedules
💪 Health & Fitness
(5)
free with in-app purchases
5
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
6
Calibrate - Metabolic Health
Calibrate - Metabolic Health
Calibrate - Metabolic Health
Weight Loss Results That Last
Free

This app supports a comprehensive weight loss program focused on metabolic health. It provides access to clinician-prescribed medication, personalized video coaching, daily tracking tools, and educational content to foster sustainable lifestyle changes for long-term results.

Clinician-prescribed GLP-1 medication1:1 video coaching sessionsDaily progress tracking
💪 Health & Fitness
(4.7K)
free
7
iFast - Simple Fast Tracker
iFast - Simple Fast Tracker
iFast - Simple Fast Tracker
Weight Loss & Metabolic Health
Free

This app helps you track your fasting periods and monitor your progress towards your health goals. It supports various popular fasting methods, including circadian rhythm fasting and intermittent fasting schedules.

Track fasting periodsMonitor progressSupport for popular fasting types
💪 Health & Fitness
(12)
ad-supported
8
Intermittent Fasting Hero Diet
Intermittent Fasting Hero Diet
Intermittent Fasting Hero Diet
Fast Tracker Easy Weight Loss
Free

This app helps users track intermittent fasting for weight loss and health goals. It offers various fasting plans, integrates with other diets, and supports HealthKit for data syncing. Achieve your ideal body type and improve overall well-being.

Fasting timer and trackerSelectable fasting plansSuitable for beginners and advanced users
💪 Health & Fitness
(2.3K)
free with in-app purchases
9
Fastic Weight Loss & Fasting
Fastic Weight Loss & Fasting
Fastic Weight Loss & Fasting
Protein, Tracker, Nutrition
Free

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.

Personalized fasting and nutrition plansProtein fasting for muscle maintenanceIntermittent fasting for fat burning
💪 Health & Fitness
(246K)
free with in-app purchases
10
Window - Intermittent Fasting
Window - Intermittent Fasting
Window - Intermittent Fasting
Fast Tracker & Eating Timer
Free

This app helps you adopt an intermittent fasting lifestyle with science-based guidance and personalized recommendations. Track your fasting and eating periods, monitor weight loss goals, and stay hydrated. Access expert insights and challenges to build healthier habits.

Fasting timerWeight journalWater tracker
💪 Health & Fitness
(11K)
freemium
11
Levels - Metabolic Health
Levels - Metabolic Health
Levels - Metabolic Health
Be the expert in your health
Free

Gain deep insights into your body's metabolic health through advanced lab testing and continuous glucose monitoring. This app uses AI to track your habits and provides personalized suggestions to optimize your diet, exercise, and sleep for improved well-being.

Comprehensive lab testingContinuous glucose monitoringAI-powered habit tracking
💪 Health & Fitness
(6.4K)
subscription
12
BellyTrack: Fasting Tracker
BellyTrack: Fasting Tracker
BellyTrack: Fasting Tracker
by Theo Pierre-Louis
Free
💪 Health & Fitness
(0)
13
Intermittent Fasting - MyFast
Intermittent Fasting - MyFast
Intermittent Fasting - MyFast
Zero Calorie Fast Weight Loss
Free

This app helps you manage your intermittent fasting journey by scheduling fasting and eating windows. It offers customizable timers, progress tracking for weight loss and water intake, and educational resources to become an IF expert.

Schedule fasting and eating windowsCustomizable timers with notificationsTrack water intake and weight loss
🍔 Food & Drink
(3.2K)
free with in-app purchases
14
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
15
DoFasting Intermittent Fasting
DoFasting Intermittent Fasting
DoFasting Intermittent Fasting
Healthy diet & macros diary
Free

This app offers personalized intermittent fasting plans to support weight loss and healthy eating. It includes trackers for calories, water, and steps, along with a vast recipe library and workout routines designed by professionals. Users receive tailored guidance and motivation to build sustainable habits.

Personalized intermittent fasting plansCalorie, fasting, water, and step trackersHealth app integration for seamless monitoring
💪 Health & Fitness
(4.8K)
subscription
16
Fasting App: Tracker & Timer
Fasting App: Tracker & Timer
Fasting App: Tracker & Timer
Intermittent Fasting for Body
Free

This app guides users through intermittent fasting for weight loss and improved health. It offers simple tracking, personalized plans, and smart notifications to help establish healthy habits without restrictive diets.

Intermittent fasting guidanceWeight loss without restrictive dietsOMAD and 16/8 timer options
💪 Health & Fitness
(4.8K)
free with in-app purchases
17
Fasting Tracker App
Fasting Tracker App
Fasting Tracker App
Fast & Easy Health Habit
Free

This app helps you optimize intermittent fasting by tracking not only hours fasted but also calories burned and activity levels. It offers a comprehensive guide to various fasting methods and includes healthy recipes for your eating window to support weight loss goals.

Calorie-based fasting trackingActivity and calorie burn monitoring40+ page science-based fasting guide
🍔 Food & Drink
(664)
subscription
18
Intermittent Fasting Tracker -
Intermittent Fasting Tracker -
Intermittent Fasting Tracker -
Fasting App: Lose Weight Fast
Free

This app helps users achieve sustainable weight loss and health goals through personalized intermittent fasting plans and an AI-powered calorie counter. It offers features like food scanning, hydration tracking, and detailed progress monitoring. Users can access science-based insights and healthy recipes to support their journey.

Personalized fasting plansAI calorie counter and food loggerWater and hydration tracker
💪 Health & Fitness
(28K)
freemium
19
Zero: Fasting & Food Tracker
Zero: Fasting & Food Tracker
Zero: Fasting & Food Tracker
Intermittent Fasting Timer
Free

This app tracks intermittent fasting and nutrition to help users achieve real body composition changes. It integrates fasting, protein intake, meals, hydration, and habits for a holistic approach to weight loss and metabolic health.

Intermittent fasting timers and streaksSmart meal logging with photo recognitionPersonalized daily protein target tracking
💪 Health & Fitness
(445K)
freemium
20
Intermittent Fasting Skip Meal
Intermittent Fasting Skip Meal
Intermittent Fasting Skip Meal
Fasting Tracker & Weight Loss
Free

This app guides users through personalized intermittent fasting and healthy habits to support weight loss. It focuses on science-backed methods, offering features like fasting tracking, visual progress reports, quick workouts, healthy recipes, mood journaling, and guided meditations.

Advanced fasting trackerVisual progress charts10-minute bodyweight workouts
💪 Health & Fitness
(743)
free with in-app purchases

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