Best Muscle Building App

227+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated July 2026

Whether you're new to muscle building app or looking for an upgrade, our curated collection of 227+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Muscle Building App (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Muscle Booster Workout TrackerMuscle Booster Workout TrackerFree4.5★ (135K)YesYesJul 2026
2Fitbod: Gym & Fitness PlannerFitbod: Gym & Fitness PlannerFree4.8★ (277K)YesYesJul 2026
3Home Workout - No EquipmentsHome Workout - No EquipmentsFree4.9★ (115K)YesYesJul 2026
4Bodybuilding.com - Fitness AppBodybuilding.com - Fitness AppFree4.6★ (29K)NoYesJul 2026
5Muscle Monster Workout PlannerMuscle Monster Workout PlannerFree4.7★ (9.2K)NoYesJul 2026
6Gymverse: Gym Workout PlannerGymverse: Gym Workout PlannerFree4.8★ (164K)NoYesJul 2026
7Full Fitness : Workout TrainerFull Fitness : Workout TrainerFree4.4★ (10K)NoYesJul 2026
8Fitness AI Gym Workout PlannerFitness AI Gym Workout PlannerFree4.7★ (56K)YesYesJul 2026

Top Picks for Muscle Building App

Muscle Booster Workout Tracker#1

Muscle Booster Workout Tracker by WELLTECH APPS LIMITED

Calisthenics, Chair, Gym Plans
Editor's Choice
💪 Health & Fitness
4.5😐(135K ratings)
FreeAdsIn-App Purchases
#55in Health & Fitness
Muscle Booster Workout Tracker screenshot 1
Muscle Booster Workout Tracker screenshot 2
Muscle Booster Workout Tracker screenshot 3
Muscle Booster Workout Tracker screenshot 4
Muscle Booster Workout Tracker screenshot 5
Muscle Booster Workout Tracker screenshot 6

This app acts as a personal trainer, creating customized workout plans for muscle gain, weight loss, or recovery. It offers a vast library of exercises and challenges for home or gym, adapting to your available equipment and goals.

What We Love

  • 🚀 Great workouts
  • 👍 Easy to follow
  • 👍 Variety of exercises
  • 🚀 Customizable plans

Room to Improve

  • 🐛 Buggy app performance
  • 🔒 Lack of free trial
  • 💰 Expensive subscription
Fitbod: Gym & Fitness Planner#2

Fitbod: Gym & Fitness Planner by Fitbod Inc.

AI Personal Trainer & Workouts
Strong Contender
💪 Health & Fitness
4.8😊(277K ratings)
FreeAdsIn-App Purchases
#17in Health & Fitness
Fitbod: Gym & Fitness Planner screenshot 1
Fitbod: Gym & Fitness Planner screenshot 2
Fitbod: Gym & Fitness Planner screenshot 3
Fitbod: Gym & Fitness Planner screenshot 4
Fitbod: Gym & Fitness Planner screenshot 5
Fitbod: Gym & Fitness Planner screenshot 6

This app creates personalized AI-driven workout plans to help you build muscle, gain strength, and lose weight. It adapts to your fitness level and available equipment, offering over 1000 exercises with video guides. Track your progress and get support from trainers.

What We Love

  • 🚀 Great alternative to expensive personal trainer
  • 👍 Customizable workouts
  • 👍 Variety of exercises
  • 👍 Tracks progress and muscle recovery

Room to Improve

  • 🐛 Occasional app crashes and sync issues
  • 🔧 Workout recommendations don't always make sense
  • 🔧 Limited ability to customize workouts
Home Workout - No Equipments#3

Home Workout - No Equipments by Leap Health

Workout Tracker, Fitness Coach
Worth Considering
💪 Health & Fitness
4.9😊(115K ratings)
FreeAdsIn-App Purchases
#64in Health & Fitness
Home Workout - No Equipments screenshot 1
Home Workout - No Equipments screenshot 2
Home Workout - No Equipments screenshot 3
Home Workout - No Equipments screenshot 4
Home Workout - No Equipments screenshot 5
Home Workout - No Equipments screenshot 6

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.

What We Love

  • 👍 Easy to use and navigate
  • 🚀 Effective workouts that deliver results
  • 💪 Customizable plans and difficulty levels
  • 🕰️ Convenient home workouts with no equipment needed

Room to Improve

  • 💰 Premium subscription required for full access
  • 🔍 Limited free workout options
  • 🤔 Confusing subscription options and cancellation process

More Muscle Building App apps to explore

4
Bodybuilding.com - Fitness App
Bodybuilding.com - Fitness App
Bodybuilding.com - Fitness App
Train, Track, Connect, Shop
Free

This app offers diverse workout options, from guided programs to custom routines, with detailed tracking of health metrics and progress. Connect with a community of users, earn rewards, and shop for supplements directly within the application.

Multiple guided workout stylesCustom workout program builderHealth metric tracking
💪 Health & Fitness
(29K)
free with in-app purchases
5
Muscle Monster Workout Planner
Muscle Monster Workout Planner
Muscle Monster Workout Planner
AI Gym & Home Fitness Exercise
Free

This AI-driven fitness app creates personalized workout plans for fat loss, muscle gain, and overall well-being. It offers over 1200 exercises and 500 workouts, catering to various equipment and fitness levels. Track your progress with detailed reports and integrate with Apple Health for a comprehensive view of your fitness journey.

AI-driven personalized workout plansOver 1200 exercises and 500 workoutsSupports various equipment and bodyweight training
💪 Health & Fitness
(9.2K)
free with in-app purchases
6
Gymverse: Gym Workout Planner
Gymverse: Gym Workout Planner
Gymverse: Gym Workout Planner
Weight Lifting Fitness Trainer
Free

This AI-powered fitness trainer creates personalized, multi-week workout plans that adapt to your progress and goals. It offers expert video guidance for each exercise, tracks your progress visually, and provides motivational insights. Enjoy tailored workouts that avoid disliked or injured areas, with options for strength training, cardio, and more.

AI-generated personalized workout plansAdaptive training based on progressExpert video exercise guidance
💪 Health & Fitness
(164K)
free with in-app purchases
7
Full Fitness : Workout Trainer
Full Fitness : Workout Trainer
Full Fitness : Workout Trainer
#1 Exercise Planner & Booster
Free

This comprehensive fitness app offers hundreds of exercises with detailed instructions, custom routine building, and progress tracking. It includes pre-defined routines, cardio and stretch options, food logging, and workout scheduling to help users achieve their fitness goals.

Hundreds of exercises with images and textVideo instructions for complex exercisesCustom exercise routine builder
💪 Health & Fitness
(10K)
free with in-app purchases
8
Fitness AI Gym Workout Planner
Fitness AI Gym Workout Planner
Fitness AI Gym Workout Planner
Personal Trainer: Muscle Coach
Free

This app uses an advanced algorithm to create personalized workout plans for home or gym. It optimizes sets, reps, and weights to help you build muscle, get toned, or lose weight efficiently. Track your progress and achieve your fitness goals with data-driven routines.

Personalized AI workout plansOptimized sets, reps, and weightsHome and gym workout options
💪 Health & Fitness
(56K)
free with in-app purchases
9
Gym Exercises & Workouts
Gym Exercises & Workouts
Gym Exercises & Workouts
Create & Log Gym Workouts
Free

Create and log unlimited custom workouts with a vast library of exercises. Track your progress with detailed history and graphs to build strength and confidence. Perfect for beginners and experienced lifters alike.

Create custom workouts140+ predefined workoutsExercise library with instructions
💪 Health & Fitness
(3.6K)
free with in-app purchases
10
ProFit: Workout Planner
ProFit: Workout Planner
ProFit: Workout Planner
Muscle Training in the Gym
Free

This app guides you through personalized workouts to build strength, lose weight, and improve performance. It offers detailed exercise instructions, custom workout creation, and progress tracking with interactive graphs. Access meal plans and training programs designed by professionals.

350+ exercises with detailed descriptionsHigh-quality photo and video guidanceCustomizable workout plans
💪 Health & Fitness
(43K)
free with in-app purchases
11
Alive by Whitney Simmons
Alive by Whitney Simmons
Alive by Whitney Simmons
Workout and Fitness App
Free

This app offers a safe and empowering space for women to build strength, confidence, and lifelong habits through guided workouts and wellness challenges. It provides expert-designed programs, daily workouts, and progress tracking to support your fitness journey.

20+ guided workout programs30-day wellness challenges200+ daily workouts
💪 Health & Fitness
(44K)
freemium
12
LADDER Strength Training Plans
LADDER Strength Training Plans
LADDER Strength Training Plans
Fitness, Workouts, Coaching
Free

This app provides structured, coach-built daily workout plans for strength training, designed for home or gym. It offers in-ear coaching, video demonstrations, and progress tracking to eliminate guesswork and optimize your fitness journey.

Daily structured workout plansExpert coach-built programsIn-ear coaching and video demos
💪 Health & Fitness
(165K)
free with in-app purchases
13
Fitness Coach - Workout Plan
Fitness Coach - Workout Plan
Fitness Coach - Workout Plan
Lose Weight, Build Abs & Butt
Free

Personalized workout plans adapt to your fitness goals and level, whether you train at home, the gym, or outdoors. Access numerous training sessions and hundreds of exercises to target all muscle groups. Track your progress over time and stay motivated with 30-minute sessions.

Personalized workout programsGoal-based training adaptationDozens of training sessions
💪 Health & Fitness
(73K)
subscription
14
GymBook ・ Strength Training
GymBook ・ Strength Training
GymBook ・ Strength Training
Workout Planner・Logger・Tracker
Free

Create, log, and analyze your gym workouts with this comprehensive fitness app. It offers custom exercise creation, detailed logging, and insightful performance analytics with interactive graphs. Track progress, sync data, and time your rests efficiently.

Create custom workouts and exercisesLog sets, weight, and repsTrack workout progress with graphs
💪 Health & Fitness
(2.4K)
free with in-app purchases
15
Fitness & Bodybuilding Pro
Fitness & Bodybuilding Pro
Fitness & Bodybuilding Pro
Exercises and Workouts
Free

This app offers pre-set workout plans for various fitness goals, including bodybuilding and strength training. It provides detailed exercise guidance with photos and videos, a workout journal, and performance tracking to help users build healthy habits and improve their fitness.

Pre-set workout plansDetailed exercise descriptionsHigh-quality photo and video guidance
💪 Health & Fitness
(6.2K)
subscription
16
Home Workout for Men
Home Workout for Men
Home Workout for Men
AI Fitness, Workout Planner
Free

Build muscle and tone your body at home with no equipment. This app offers daily, scientifically-proven workout routines for major muscle groups, with 21 progressive levels and video guidance. Customize your plan and track progress to achieve your fitness goals.

No equipment needed workoutsDaily routines for major muscle groups21 progressive workout levels
💪 Health & Fitness
(9.2K)
subscription
17
Fitness App: Gym Workout Plan
Fitness App: Gym Workout Plan
Fitness App: Gym Workout Plan
Exercise tracker, home routine
Free

This app offers comprehensive workout plans and diet guidance for various fitness goals, including weight loss, muscle gain, and toning. It features a vast exercise library with 3D animations, a personal workout diary, and the option to connect with certified personal coaches for tailored online training and nutrition plans.

Full body workout plans3D exercise animationsPersonal workout diary
💪 Health & Fitness
(34K)
free with in-app purchases
18
Boostcamp: Workout Programs
Boostcamp: Workout Programs
Boostcamp: Workout Programs
Active Tracker & Planner App
Free

This app offers a vast library of structured strength training and muscle-building programs, including popular routines like nSuns and Reddit PPL. It provides tools for tracking workouts, monitoring progress, and even building custom plans. The app is designed to eliminate guesswork and provide proven methods for achieving fitness goals.

130+ expert-designed programs10,000+ community-shared routinesFull workout logging with RPE/1RM
💪 Health & Fitness
(9.3K)
free with in-app purchases
19
Starting Strength (Legacy)
Starting Strength (Legacy)
Starting Strength (Legacy)
Legacy Version
$14.99
$29.99 | 50% OFF

This app guides beginners through a proven strength training program with detailed instructions, video demonstrations, and interactive logging. It simplifies tracking progress and calculating weights for exercises like squats, presses, and deadlifts.

Beginner barbell exercise instructionsNovice strength training program guidanceInteractive workout logging
💪 Health & Fitness
(2.5K)
paid
20
Fitness: Workout for Gym|Home
Fitness: Workout for Gym|Home
Fitness: Workout for Gym|Home
Build Muscle, Burn Fat,Get Fit
Free

Achieve your fitness goals with personalized workout plans for home or the gym. This app offers AI-powered guidance, strength training, HIIT, cardio, and progress tracking with video demonstrations. It's designed for all levels to build muscle, burn fat, and get fit.

Personalized workout plansHome and gym training optionsAI-powered trainer recommendations
💪 Health & Fitness
(966)
free with in-app purchases

FAQ about Muscle Building App

What is the best muscle building app for iPhone?
Muscle Booster Workout Tracker tops our muscle building app ranking as of July 2026, with a 4.5-star average from 135K App Store ratings, and it's free to download.
Yes — 19 of the top muscle building app we rank are free to download, including Muscle Booster Workout Tracker and Fitbod: Gym & Fitness Planner.
Muscle Booster Workout Tracker shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 227+ muscle building app on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app serves as a personal trainer, creating customized workout plans based on your fitness goals, personal data, and available equipment. It guides you through exercises with timers and audio tips, and tracks your progress for muscle gain, weight loss, or recovery.
Key features include a library of over 1000 workouts, personalized plans for home or gym, specific challenges like calisthenics or chair workouts, and guidance on muscle usage and recovery. It also offers workout timers and audio instructions.

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