Best K2 Fitness Gym Apps & Games

230+ iOS apps & games curated and reviewed

4.4 avg rating
19 free apps & games
Updated May 2026

From beginner-friendly picks to power-user tools, our k2 fitness gym list covers 230+ iPhone apps and games updated through May 2026. Compare ratings, prices, and screenshots in one place.

Compare top K2 Fitness Gym Apps & Games (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1K2 Fitness GymK2 Fitness GymFreeNoNoMay 2026
2O2 Prime FitnessO2 Prime FitnessFreeNoNoMay 2026
3Muscle Booster Workout TrackerMuscle Booster Workout TrackerFree4.5★ (135K)YesYesJul 2026
4Gym Club!Gym Club!Free4.7★ (1.1K)YesNoJul 2026
5Keep Trainer: Gym Workout LogKeep Trainer: Gym Workout LogFree4.8★ (14K)NoJul 2026
6Couch to 5K® - Run trainingCouch to 5K® - Run training$4.994.6★ (4.7K)NoNoJul 2026
7The Gym GroupThe Gym GroupFree4.7★ (803)NoNoJul 2026
8PureGym USPureGym USFree4.6★ (15K)NoNoJul 2026

Top Picks for K2 Fitness Gym

Muscle Booster Workout Tracker#3

Muscle Booster Workout Tracker by WELLTECH APPS LIMITED

Calisthenics, Chair, Gym Plans
Worth Considering
💪 Health & Fitness
4.5😐(135K ratings)
FreeAdsIn-App Purchases
#70in 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

More K2 Fitness Gym apps to explore

4
Gym Club!
Gym Club!
Gym Club!
Best gym in town!
Free

Manage your own gym from the ground up in this simulation game. Serve customers, earn money, and grow your fitness empire. Expand your facilities and become the best gym owner.

Start a gym from scratchServe customersCollect earnings
🎮 Games
(1.1K)
free with in-app purchases
5
Keep Trainer: Gym Workout Log
Keep Trainer: Gym Workout Log
Keep Trainer: Gym Workout Log
by Calorie Tech Ltd.
Free

This app offers a comprehensive fitness coaching experience with a vast library of exercises and expert-designed workout routines. It provides personalized training plans, video guidance, and options for all fitness levels, allowing users to achieve their health and fitness goals at home.

400+ exercises database100+ expert-designed workoutsVideo guidance from trainers
💪 Health & Fitness
(14K)
free with in-app purchases
6
Couch to 5K® - Run training
Couch to 5K® - Run training
Couch to 5K® - Run training
by Active Network, LLC
$4.99

This app guides new runners from a sedentary lifestyle to completing a 5K race. It offers a structured nine-week training plan with virtual coaches and audio cues. Track your progress, map routes, and log workouts to achieve your running goals.

Structured 9-week training planChoice of 4 virtual coachesAudio cues for workouts
💪 Health & Fitness
(4.7K)
free
7
The Gym Group
The Gym Group
The Gym Group
by The Gym Limited
Free

Access your gym with contactless entry, plan your visits by checking real-time capacity, and book classes. Discover personalized workouts, access on-demand video sessions, and manage your membership and exclusive deals.

Contactless gym entryReal-time gym capacity checkerClass booking and management
💪 Health & Fitness
(803)
free
8
PureGym US
PureGym US
PureGym US
by Blink Holdings Inc.
Free

Manage your fitness journey with this gym companion app. Easily check in, handle your membership, and stay updated on gym news. It helps you stay active by integrating with health data.

Mobile check-inMembership managementGuest invitations
💪 Health & Fitness
(15K)
free
9
K-Fitness Kosher Gym
K-Fitness Kosher Gym
K-Fitness Kosher Gym
by Gutgold Lazoski LLC
Free

Easily book fitness classes and manage your membership from your device. Make reservations, join waitlists, and check your profile status on the go.

Book classesManage reservationsJoin waitlists
💪 Health & Fitness
(1)
free
10
Gymaholic: Workout Tracker
Gymaholic: Workout Tracker
Gymaholic: Workout Tracker
Weight Lifting Routine Planner
Free

This app helps you track workouts, build custom routines, and monitor progress. It offers a large exercise library with instructions and animations, seamless Apple Watch integration, and health app syncing. Optimize your training with built-in timers and voice guidance.

Track every workout (sets, reps, weights)Create personalized workout routinesAccess 850+ exercises with 3D animations
💪 Health & Fitness
(3.4K)
freemium
11
StartUp! Gym
StartUp! Gym
StartUp! Gym
Raising your own gym!
Free

Manage and grow a shabby gym into a thriving fitness empire. Recruit unique members, acquire distinctive exercise equipment, and watch your business expand. Enjoy idle gameplay as members train and pay fees, even when you're offline.

Build and expand a gymRecruit unique membersAcquire distinctive equipment
🎮 Games
(916)
free with in-app purchases
12
MyFitnessPal: Calorie Counter
MyFitnessPal: Calorie Counter
MyFitnessPal: Calorie Counter
Workout & AI Nutrition Tracker
Free

This AI-powered app helps you achieve your health and fitness goals by tracking calories, macros, and water intake. It offers a comprehensive food database, workout logging, personalized goals, and meal planning to monitor your progress.

AI Food TrackerCalorie and Macro TrackingWater Intake Monitoring
💪 Health & Fitness
(2.3M)
free with in-app purchases
13
STAX – Flexible Gym Membership
STAX – Flexible Gym Membership
STAX – Flexible Gym Membership
Local Fitness Gyms Pass Nearby
Free

Access multiple local gyms with a single, flexible membership pass. Discover nearby fitness facilities, choose from various membership plans, and work out without restrictions across different locations.

Single gym pass for multiple local gymsDiscover nearby fitness facilitiesFlexible membership plans
💪 Health & Fitness
(14)
free
14
H2K Fitness
H2K Fitness
H2K Fitness
by H2K Fitness, LLC
Free
💪 Health & Fitness
(0)
15
The Gym Pod
The Gym Pod
The Gym Pod
Your workout, anywhere, 24/7
Free

Book private, automated gym spaces available 24/7. Avoid crowded gyms and expensive memberships by reserving your own workout session at your convenience. Focus on your fitness journey in a comfortable, private environment.

24/7 private gym accessAutomated booking systemNo crowded gyms
💪 Health & Fitness
(23)
free
16
30 Day Fitness at Home
30 Day Fitness at Home
30 Day Fitness at Home
Home Workout for Women To Burn
Free

Achieve weight loss and muscle gain with personalized home workout plans and professional guides. This app offers a variety of exercises and customized routines, with an AI trainer to answer your fitness questions. See results in 30 days with zero equipment needed.

Personalized workout plansZero-equipment home workoutsAI fitness trainer
💪 Health & Fitness
(28K)
subscription
17
Gym Finder: Find Fitness Workout Gyms Near Me
Gym Finder: Find Fitness Workout Gyms Near Me
Gym Finder: Find Fitness Workout Gyms Near Me
by Michael Quach
Free

Quickly find nearby gyms and fitness centers. View business locations, addresses, and phone numbers. Call directly from the app.

Locate nearest gymsView business detailsMap integration
💪 Health & Fitness
(7)
free with in-app purchases
18
Runna: Running Plans & Coach
Runna: Running Plans & Coach
Runna: Running Plans & Coach
Runner Training & Tracker
Free

This app provides tailored running training plans designed by world-class coaches for all levels, from beginners to marathoners. It offers personalized programs, run tracking, strength training, and a supportive community.

Customized training plansSeamless run syncingHolistic running support
💪 Health & Fitness
(32K)
free with in-app purchases
19
Drop Fitness - Montvale, NJ
Drop Fitness - Montvale, NJ
Drop Fitness - Montvale, NJ
The modern day box gym
Free

This app connects you to a modern fitness community, offering access to four premium boutique studios, personal training, and amenities like a kids club and café. Book classes, trainers, and track your attendance seamlessly.

Book studio classesBook personal trainersTrack attendance
💪 Health & Fitness
(48)
free
20
MyTime Fitness - 24 HR Gym
MyTime Fitness - 24 HR Gym
MyTime Fitness - 24 HR Gym
24 HR Gym
Free
💪 Health & Fitness
(0)

FAQ about K2 Fitness Gym

Are there free k2 fitness gym apps & games for iPhone?
Yes — 19 of the top k2 fitness gym apps & games we rank are free to download, including K2 Fitness Gym and O2 Prime Fitness.
K2 Fitness Gym has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 230+ k2 fitness gym apps & games on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.