Best 4Square Fitness Apps

205+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated June 2026

Every iPhone needs a few good 4square fitness apps. We benchmark 205+ 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 4Square Fitness

Sweat: Fitness App For Women#1

Sweat: Fitness App For Women by The Bikini Body Training Company Pty Ltd

Workout At Home Or In The Gym
Editor's Choice
💪 Health & Fitness
4.3😊(862 ratings)
FreeAdsIn-App Purchases
#28in Health & Fitness
Sweat: Fitness App For Women screenshot 1
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Sweat: Fitness App For Women screenshot 5
Sweat: Fitness App For Women screenshot 6

Train at home or in the gym with a leading fitness app for women. Access diverse workout programs with world-class trainers, from HIIT to yoga and more. Join now for a free trial and start your fitness journey today!

What We Love

  • 🚀 Great variety of workouts
  • 👍 Easy to follow instructions
  • 👍 Customizable programs
  • 👍 Motivating community

Room to Improve

  • 🐛 App crashes and freezes
  • 🐛 Inaccurate workout tracking
  • 🐛 Confusing user interface
Fitness App (ABC Trainerize)#2

Fitness App (ABC Trainerize) by TSR Gym Technik Ltd.

Strong Contender
💪 Health & Fitness
4.9😐(63K ratings)
Free
Fitness App (ABC Trainerize) screenshot 1
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Get in shape with our cutting-edge fitness app! Track your workouts, set goals, access personalized training programs, and stay motivated on your fitness journey. Download now and start achieving your fitness goals today!

What We Love

  • 👍 Easy to use
  • 🚀 Convenient app integration
  • 💪 Effective for fitness goals
  • 🤝 Excellent trainer support

Room to Improve

  • 🐛 Buggy performance
  • 🔋 High battery drain
  • 🔇 Audio issues
CoryG Fitness#3

CoryG Fitness by Corygfitness llc

30 Minute Workouts
Worth Considering
💪 Health & Fitness
4.9😊(2.7K ratings)
FreeIn-App Purchases
CoryG Fitness screenshot 1
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CoryG Fitness screenshot 4
CoryG Fitness screenshot 5

Get access to 500 daily workouts, monthly workout programs, blogs, chat with the coach, a vast library of videos and articles, e-books, and a community space - all in one fitness app. Start your fitness journey today!

What We Love

  • 👍 Top tier fitness app
  • 👍 Fantastic app and program
  • 👍 Great diet and training app
  • 👍 The OG 101

Room to Improve

  • 🐛 The Videos Pause and lock and can't expand the videos or get out if them unless I close out the whole app
  • 🐛 An update on the categories and more content. Same videos for a year now
  • 🐛 Buggy app

More 4Square Fitness apps to explore

4
GAINSBYBRAINS: Fitness & Food
GAINSBYBRAINS: Fitness & Food
GAINSBYBRAINS: Fitness & Food
Female Fitness App
Free

GAINSBYBRAINS is a revolutionary fitness app designed to provide personalized workout plans, nutrition guidance, and progress tracking. Get ready to transform your health and fitness journey with GAINSBYBRAINS!

💪 Health & Fitness
(882)
5
GNC LiveWell
GNC LiveWell
GNC LiveWell
by General Nutrition Corporation
Free

An all-in-one health and wellness app for managing subscriptions, shopping for products, and earning rewards on purchases. Set and track health goals, connect popular tracking apps, and access exclusive benefits by upgrading to PRO.

🛍️ Shopping
(10K)
6
Radiance: Home Fitness Workout
Radiance: Home Fitness Workout
Radiance: Home Fitness Workout
Dance & Exercise for Women
Free

Experience personalized meal planning with an innovative app that caters to your dietary preferences, health goals, and lifestyle. Say goodbye to meal prep stress and start enjoying delicious, nutritious meals tailored just for you. Download now and transform your eating habits effortlessly!

💪 Health & Fitness
(39)
7
PLNK Fitness
PLNK Fitness
PLNK Fitness
Top Lagree Studio Midwest
Free

Discover the ultimate fitness companion for Lagree workouts with hundreds of classes weekly, class bookings, account management, and exclusive offers. Start your fitness journey today!

💪 Health & Fitness
(971)
8
Fit 4 U
Fit 4 U
Fit 4 U
Always Fit 4 U Gym
Free
💪 Health & Fitness
(0)
9
Mōtiv Fitness
Mōtiv Fitness
Mōtiv Fitness
by Dusty and Big Red, LLC
Free

Experience tough fitness classes with passionate instructors, positive energy, and a welcoming community at this all-in-one fitness app. Offering Barre, Cycle, Rebound, Dance Cardio, and Yoga classes, download the app now to book sessions, manage your account, and find a studio near you to kickstart your fitness journey!

💪 Health & Fitness
(655)
10
Traverse Fitness
Traverse Fitness
Traverse Fitness
Denver Fitness Elevated
Free

Discover a comprehensive fitness experience in Denver with a variety of training options like Group HIIT and Altitude Studio, along with exclusive amenities. Download the app today to book classes, check schedules, manage reservations, and engage in community events. Find us on Instagram @traversefitness for more insights.

💪 Health & Fitness
(246)
11
GymBook ・ Strength Training
GymBook ・ Strength Training
GymBook ・ Strength Training
Workout Planner・Logger・Tracker
Free

GymBook is a comprehensive fitness app that helps you create, log, and analyze your gym workouts with ease. Featuring workout planning, exercise management, quick logging, detailed statistics, and more, GymBook is your ultimate workout companion. Start optimizing your fitness routine now!

💪 Health & Fitness
(2.4K)
12
Aira Fitness
Aira Fitness
Aira Fitness
Aira Fitness Member Portal
Free

Access a global network of 24/7 gyms with a membership management tool, allowing you to easily use facilities worldwide and manage your membership on-the-go. Download the app to start your fitness journey today!

💪 Health & Fitness
(6)
13
RZone Fitness
RZone Fitness
RZone Fitness
by Red Zone Fitness LLC
Free

Plan and schedule your fitness classes with ease using this mobile app, which allows you to view class schedules, sign-up for classes, and access studio location information. Download the app today to optimize your time and maximize convenience!

💪 Health & Fitness
(16)
14
Gym & Home Fitness Workout Log
Gym & Home Fitness Workout Log
Gym & Home Fitness Workout Log
Muscle Strength Bodybuilding
Free

Gymnotize Gym Fitness Workout is an all-in-one exercise tracker and planner that helps you stay on top of your fitness routine. Track your workouts, set goals, and stay motivated to achieve your fitness objectives. Download now and start achieving your fitness goals!

💪 Health & Fitness
(3.2K)
15
HEW Fitness
HEW Fitness
HEW Fitness
by HEW FRANCHISING, LLC
Free

In a couple of sentences, the essence of the application can be conveyed as follows: This application allows you to easily purchase class packs and memberships, view the schedule of available classes, and manage your reservations for fitness classes. With its intuitive features, you can conveniently plan and stay committed to your fitness goals.

💪 Health & Fitness
(515)
16
Peloton: Fitness & Workouts
Peloton: Fitness & Workouts
Peloton: Fitness & Workouts
Yoga, Cardio & Gym Training
Free

Revolutionize your workout routine with an innovative app that offers live and on-demand fitness classes led by top instructors. Join a community of like-minded individuals and elevate your fitness journey today!

💪 Health & Fitness
(810K)
17
SoSweat: Live Video Workouts
SoSweat: Live Video Workouts
SoSweat: Live Video Workouts
Workout Anywhere. Live.
Free

SoSweat: Live Video Workouts is an app that offers personalized, high-intensity interval training (HIIT) programs and live group video workouts, enabling users to achieve their fitness goals from anywhere, without any equipment. It features an AI-powered personal coach, a supportive community, and the ability to track your progress through Apple Health integration.

💪 Health & Fitness
(36)
18
Mercy Fitness
Mercy Fitness
Mercy Fitness
Mercy Fitness FS
Free
💪 Health & Fitness
(0)
19
ActiveFit
ActiveFit
ActiveFit
by Advanta Health Solutions LLC
Free

ActiveFit is a healthcare app that tracks and rewards physical activity for participants in sponsored plans. Users can earn incentives by reaching gym visit and step goals, with automatic recording of gym visits through geolocation. Start tracking your activity today!

💪 Health & Fitness
(13)
20
Studio Three: Official App
Studio Three: Official App
Studio Three: Official App
by Studio Three Booking
Free

Discover a premier fitness experience with our official app offering classes in Interval, Cycle, and Yoga. Book classes, track attendance, and explore versatile fitness formats at Studio Three - empowering your inner athlete. Download now and unleash your potential!

💪 Health & Fitness
(1.1K)