Comparison

Abs & Core Workout Programs vs Muscle Booster Workout Tracker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Abs & Core Workout Programs

Achieve your desired physique with personalized training programs and creative ab workouts. Access audio guidance, HD instructional videos, and motivating coaching sessions. Stream workouts online or offline for ultimate convenience.

Highlights
  • Customized weekly training programs
  • Audio guidance from personal trainer
  • HD instructional workout videos
  • Fitivity COACHING experience
  • Online and offline workout streaming
  • Strength training programs
Features
Read full description

Use this app to get that tight six pack you've always wanted! Follow weeks of customized training, and do fun and creative ab workouts. Your Fitivity app has multiple training programs in it for strength training! Switch between programs that were designed specifically for you! In addition to your weekly workouts, try out Fitivity COACHING! Coaching is a highly engaging exercise experience that combines mixes by DJ's and super motivating trainers to push you through workouts. • Audio guidance from your personal digital trainer • Customized workouts designed for you each week. • For each workout you are provided with HD instructional videos to preview & learn training techniques. • Stream workouts online or do workouts offline. Subscription Details For your convenience, subscription charges will be processed through your iTunes account, ensuring a seamless and secure payment experience. You can manage your subscription at any time, giving you full control over your membership. Should you decide to cancel, simply do so at least 24 hours before the end of your current subscription period to avoid auto-renewal. • Payment is charged to your iTunes account at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. You can turn off the auto-renew subscription from your device settings. • Account will be charged for renewal within 24 hours before the end of the current period. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription. To manage your subscription or turn off auto-renewal on your iPhone: 1. Open the Settings app 2. Tap your name or Apple ID 3. Tap Subscriptions 4. Tap the subscription you want to manage 5. Use the options to manage your subscription Privacy Policy and Terms of Use: https://www.loyal.app/privacy-policy

About

Muscle Booster Workout Tracker

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.

Highlights
  • Personalized workout plans
  • 1000+ exercise library
  • Home and gym workouts
  • Calisthenics and weight loss plans
  • Workout timer and audio tips
  • Equipment-based plan creation
  • Muscle recovery guidance
Features
Read full description

Take your fitness journey to the next level with Muscle Booster Workout Tracker, the ultimate Workout Planner that integrates with your Apple Watch. Train anywhere, anytime with a complete gym & exercise app designed to help you get fit. What are you waiting for? MUSCLE BOOSTER WILL HELP YOU TO: Build muscle, sync with Apple Health, and boost your fitness schedule from home! With an integrated calorie tracker, body editor plan, and step-by-step gym workouts, you can stay motivated, get your belly flat, monitor your health, and achieve your fitness goals anywhere. Anywhere, Anytime! Whether you prefer home workouts, calisthenics, core, or weight loss, Muscle Booster provides personalized training plans for all levels. Work with your own digital coach and follow structured gym routines inspired by popular fitness and gym pros. Track your strength gains, body measurements, and fat loss with smart analytics and stay consistent in building a strong exercise routine and a healthy body. Explore hundreds of exercises and plans. Workout tracker, AI calorie tracker, and weight loss Strength training, HIIT, core, weightlifting, bodyweight calisthenics. Abs and belly training. Enjoy personalized sessions tailored to your fitness level. Build muscle, burn fat, and maintain overall health. Use the workout planner to schedule sessions and combine gym routines. Track your performance and measure your progress over time on Apple Health. Personalize your home workouts Workouts, calories burned, and heart rate in real-time. Customize your home workout sessions or gym routines with guided workouts, a training planner, anytime fitness, and exercises targeting your core, arms, legs, and full body. Whether your goal is to lift, get fit, or simply stay active, Muscle Booster keeps your activity high with interactive videos, progress tracking, and social features to connect with friends and fitness hotschedules. Customize your exercise routines on the go Join the community of weightlifting enthusiasts and get inspired by training programs from pros, and more. Train at home, in the gym, or on the go, with the flexibility to adapt exercise routines anytime. Track your progress with smart analytics, manage your diet, and see real-time results with Apple Watch integration. Whether you are following a body coach plan, a workout app program, or creating your own custom gym routines, Muscle Booster makes it easy to stay consistent and achieve your objectives. Designed for all fitness stages Muscle Booster Home Workout combines the best of home workouts, sports training, calisthenics, strength training, and guided video exercises into a single exercise app. With personalized workout plans, motivational tools, and a comprehensive tracker, you can lose fat, get stronger, and transform your body efficiently. Perfect for all levels, from beginners to advanced athletes, the app ensures your training is smart, effective, and fun. Follow your progress, stay inspired Take control of your health and training today. Use Muscle Booster for gym workout, home workouts, core, running, and all your sports needs. Track your progress, stay motivated, and become the strongest, healthiest version of yourself. With a full workout planner, personal coach features, and integration with your device, your goals are within reach. SUBSCRIPTION INFO: Download the app at no initial cost. Further use requires a subscription. A trial may be offered as indicated in the app. Subscription prices are shown in the app and charged to your Apple ID upon purchase confirmation. Subscriptions renew automatically unless auto-renewal is turned off at least 24 hours before the current period ends. Renewal charges occur within 24 hours before the current period expires. Terms of Use: https://legal.muscle-booster.io/page/terms-of-use Privacy Notice: https://legal.muscle-booster.io/page/privacy-policy

Screenshots

Abs & Core Workout Programs4 screens
Muscle Booster Workout Tracker4 screens

Verdict

The call

The clearest difference is rating: Abs & Core Workout Programs at 5.0 against Muscle Booster Workout Tracker's 4.5. Abs & Core Workout Programs also leads on review sentiment (60% vs 44%) and iOS requirement (15.0 vs 17.0). Muscle Booster Workout Tracker's advantage is ads (none vs shown) and ratings volume (138K vs 1). On price, in-app purchases, monetization model and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Abs & Core Workout Programs sells 10 in-app purchases, starting at $1.99 per month and Muscle Booster Workout Tracker sells 16 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Abs & Core Workout Programs holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Muscle Booster Workout Tracker has 138K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 60% of Abs & Core Workout Programs's written reviews are positive against 44% of Muscle Booster Workout Tracker's.

UpkeepUpdate frequency

Abs & Core Workout Programs ships an update every 5 weeks, Muscle Booster Workout Tracker every 2 weeks. The most recent releases landed on September 24, 2026 and October 2, 2026 respectively.

Scorecard7 real differences · 4 level
Abs & Core Workout Programs versus Muscle Booster Workout Tracker: the parameters behind the verdict, then further details
ParameterAbs & Core Workout ProgramsMuscle Booster Workout Tracker
PriceFreeFree
Rating5.0 (1 ratings) — better4.5 (138K ratings)
Positive reviews60.0% of reviews — better43.5% of reviews
Number of ratings1138K — better
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank—#59 — better
DevicesiPhone, iPad, iPod — betteriPhone, Apple Watch
Requires iOS15.0 — better17.0
Further details — not scored
Size141 MB574 MB
Age rating4+17+
DeveloperLoyal Health & Fitness, Inc.WELLTECH APPS LIMITED

Customer experience

Abs & Core Workout Programs

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

Muscle Booster Workout Tracker

All ratings137,667 ratings
Positive89.5%
Neutral3.6%
Negative7.0%
Written reviews2,855 reviews
Positive43.5%
Neutral8.1%
Negative48.3%

Bugs and requests

Abs & Core Workout Programs

Not enough reviews yet to summarise bugs or requests.

Muscle Booster Workout Tracker

Reported bugs

5 issues
  • Workouts not logging properly
  • App freezing and crashing
  • Sync issues with Apple Watch
  • Inaccurate exercise counting
  • Inability to contact customer support

Requested features

5 requests
  • Ability to track progress and weights
  • Better integration with Apple Health
  • More personalized meal plans
  • Ability to customize workout schedules
  • Audio/voice guidance during workouts

In-app purchases

10 purchases

Abs & Core Workout Programs

Subscriptions4
  • Monthly Subscription7 Days trial$1.991 Month
  • Fitivity Premium7 Days trial$1.991 Month
  • ad Free One Month$1.991 Month
Show 1 more
  • Yearly Subscription7 Days trial2 variants$9.491 Year
One-time6
  • Entire Program - 6 Pack$4.99
  • Entire Program - Flat Stomach$4.99
  • Premium Levels - Abs women$4.99
Show 3 more
  • Premium Levels - Yoga and Pilates Conditioning$4.99
  • Purchase levels of all programs$9.99
  • Lifetime Premium Subscription$299.99
16 purchases

Muscle Booster Workout Tracker

Subscriptions15
  • 1 Week Subscription7 Days trial$9.997 Days
  • 1 Week Subscription$9.997 Days
  • 1 Week Subscription7 Days trial$14.997 Days
Show 12 more
  • 1 Month Premium$14.991 Month
  • Muscle Booster$14.991 Month
  • Muscle Booster Workout Premium3 variants$19.991 Month
  • 1 Month Subscription$19.991 Month
  • 1 Month 22.99 with 7-day free trial7 Days trial$22.991 Month
  • 1 Month Subscription$24.991 Month
  • 3 Month Subscription3 variants$29.993 Months
  • 3 Month Premium6 Months trial$39.993 Months
  • 3 Months Subscription6 Months trial$39.993 Months
  • 1 Year Premium2 variants$59.991 Year
  • Muscle Booster Premium$59.991 Year
  • 12 Month Subscription$79.991 Year
One-time1
  • Premium Bundle$29.99

Questions

Is Abs & Core Workout Programs free?
Abs & Core Workout Programs is free to download, with in-app purchases available.
Is Muscle Booster Workout Tracker free?
Muscle Booster Workout Tracker is free to download, with in-app purchases available.
Which has better reviews, Abs & Core Workout Programs or Muscle Booster Workout Tracker?
Abs & Core Workout Programs is rated higher. Abs & Core Workout Programs averages 5.0 out of 5 from 1 ratings, while Muscle Booster Workout Tracker averages 4.5 from 138K ratings.
Do Abs & Core Workout Programs or Muscle Booster Workout Tracker have ads?
Abs & Core Workout Programs shows ads; Muscle Booster Workout Tracker does not.
Which is updated more often, Abs & Core Workout Programs or Muscle Booster Workout Tracker?
Abs & Core Workout Programs ships an update every 5 weeks, and Muscle Booster Workout Tracker every 2 weeks. Most recently, Abs & Core Workout Programs was updated on September 24, 2026 and Muscle Booster Workout Tracker on October 2, 2026.

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