Comparison

Build Muscle Strength Training vs Mass Building Program

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

Head to head
About

Build Muscle Strength Training

This app offers structured strength training programs designed to help users build muscle and avoid plateaus. It provides audio guidance, instructional videos, and customized weekly workouts, with an optional coaching feature that combines music and trainer motivation.

Highlights
  • Progression training programs
  • Works all major muscle groups
  • Audio guidance from digital trainer
  • Customized weekly workouts
  • HD instructional videos
  • Offline workout capability
  • Fitivity Coaching feature
Features
Read full description

This app will help you get ripped. If you are serious about building muscle, then this is the program for you! The programs take you through progression training so that you never plateau and work all major muscle groups! This app uses proven routines to help you maximize your results and put on muscle in the shortest possible time frame. 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

Mass Building Program

This workout application focuses on maximizing muscle mass gain over a 4-week period. It utilizes heavy compound exercises to intensely train each muscle group multiple times weekly. The program aims to build strength, improve physique, and boost confidence.

Highlights
  • 4-week mass gain plan
  • Heavy compound exercises
  • Intense muscle group training
  • Focus on strength and physique
  • Promotes confidence and discipline
Features
Read full description

This workout app is designed to increase your muscle mass as much as possible in 4 weeks. The program works each muscle group hard few times per week using mostly heavy compound exercises. If done right, this will be one of the toughest program you’ve taken on in a long time. If you can handle it, though, not only will you be stronger and look bigger in 4 weeks, you’ll be primed to continue packing on mass while staying lean at the same time. Building an impressive physique not only grants external benefits such as strength, power, and an aesthetically pleasing structure. It also provides many internal benefits: confidence, increased self-esteem, and self-discipline, just to name a few.

Screenshots

Build Muscle Strength Training4 screens
Mass Building Program4 screens

Verdict

The call

The clearest difference is rating: Mass Building Program at 3.5 against Build Muscle Strength Training's 2.0. Mass Building Program also leads on iOS requirement (11.0 vs 15.0). Build Muscle Strength Training's advantage is update cadence (monthly vs every 46 months) and review sentiment (27% vs 0%). On price, ratings volume, ads and in-app purchases 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. Build Muscle Strength Training sells 10 in-app purchases, starting at $0.99 per month and Mass Building Program sells 9 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Mass Building Program holds the better App Store score, 3.5 against 2.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews complicate that: 27% of Build Muscle Strength Training's written reviews are positive against 0% of Mass Building Program's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Build Muscle Strength Training ships an update monthly, Mass Building Program every 46 months. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

Scorecard4 real differences · 6 level
Build Muscle Strength Training versus Mass Building Program: the parameters behind the verdict, then further details
ParameterBuild Muscle Strength TrainingMass Building Program
PriceFreeFree
Rating2.0 (1 ratings)3.5 (2 ratings) — better
Positive reviews27.3% of reviews — better0.0% of reviews
Number of ratings12 — better
Update frequencyMonthly — betterEvery 46 months
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.011.0 — better
Further details — not scored
Size111 MB156 MB
Age rating4+17+
DeveloperLoyal Health & Fitness, Inc.Fitric

Customer experience

Build Muscle Strength Training

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews11 reviews
Positive27.3%
Neutral9.1%
Negative63.6%

Mass Building Program

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

10 purchases

Build Muscle Strength Training

Subscriptions4
  • Monthly Subscription3 Days trial$0.991 Month
  • Fitivity Premium7 Days trial$1.991 Month
  • Yearly Subscription$5.991 Year
Show 1 more
  • Yearly Subscription7 Days trial$9.491 Year
One-time6
  • Entire Program - Ripped Body$4.99
  • Entire Program - Triceps, Biceps & Forearms$4.99
  • Entire program - Chest Muscles$4.99
Show 3 more
  • Entire Program - Six Pack$4.99
  • Entire Program - Toned Butt$4.99
  • Purchase levels of all programs$14.99
9 purchases

Mass Building Program

One-time9
  • Removal of advertisements$0.99
  • Dumbbell Workout Plan$1.99
  • Exercises for Beginners$1.99
Show 6 more
  • Butt, Thighs and Legs$1.99
  • Six Pack Abs$1.99
  • Upper Body Workout$1.99
  • Build Bigger Arms$1.99
  • Building Muscle and Strength$1.99
  • Full Program Bundle$4.99

Questions

Is Build Muscle Strength Training free?
Build Muscle Strength Training is free to download, with in-app purchases available.
Is Mass Building Program free?
Mass Building Program is free to download, with in-app purchases available.
Which has better reviews, Build Muscle Strength Training or Mass Building Program?
Mass Building Program is rated higher. Build Muscle Strength Training averages 2.0 out of 5 from 1 ratings, while Mass Building Program averages 3.5 from 2 ratings.
Do Build Muscle Strength Training or Mass Building Program have ads?
Both Build Muscle Strength Training and Mass Building Program show ads.
Which is updated more often, Build Muscle Strength Training or Mass Building Program?
Build Muscle Strength Training ships an update monthly, and Mass Building Program every 46 months. Most recently, Build Muscle Strength Training was updated on October 24, 2026 and Mass Building Program on October 9, 2026.

Other comparisons