Comparison

RP Hypertrophy vs Built With Science+

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

Head to head
About

RP Hypertrophy

Build muscle and achieve your fitness goals with science-backed training recommendations. Get personalized workout plans, track your progress, and access technique videos to optimize your gym sessions. Ideal for anyone seeking effective results.

Highlights
  • Personalized training recommendations
  • Customizable workout plans
  • 45+ premade training plans
  • 250+ technique videos
  • Meso Builder for specific focus
  • Weekly progression planning
Features
Read full description

Build more muscle and get JACKED with the RP Hypertrophy app, designed by Dr. Mike Israetel. Used by industry experts, pro bodybuilders and thousands of satisfied users to help them get in the best shape of their lives, the app is perfect for anyone who wants to get real results powered by science. Not sure what to do at the gym? Not getting the gains you are looking for? The RP Hypertrophy app is like having a coach in your pocket providing you with personalized training recommendations. Focus on upper body, lower body or specific muscle groups with one of over 45 premade training plans or the custom meso builder. Why Use the RP Hypertrophy App? • Progression planned just for you. Know exactly the weight and reps to hit every week for your best growth. Customize your workouts so you can change things on the fly. • Personalized recommendations. The app adjusts to your pump, soreness and workload feedback to create the perfect training plan week-by-week. • 45+ premade training plans. Including bodypart specialization programs. • 250+ technique videos. Not sure how to properly do an exercise? No problem, there’s a video for that. • Want to focus on abs and maintain your glutes? Use the powerful Meso Builder and create a workout plan just for you. Subscription pricing and terms: We offer 3 different subscriptions that provide full access to the app and all its features. You can choose to subscribe monthly, a 6 month term or annually. If you purchase a RP Hypertrophy native subscription, please note billing and charges are done through your iTunes account and auto-renewed based on your subscription term. At the end of the term, unless auto-renewable subscription is disabled, your subscription will automatically renew in your iTunes account. You will be charged for the regular price of your subscription within 24 hours prior to the end of the current term. Your subscription can be managed or cancelled in your Apple ID Account Settings. Privacy Policy: https://rpstrength.com/policies/privacy-policy Terms of Service: https://rpstrength.com/policies/terms-of-service

About

Built With Science+

This intelligent fitness companion offers personalized workout plans and nutrition advice based on scientific insights. It adapts to your progress with real-time feedback, providing guidance for continuous gains and informed health decisions.

Highlights
  • Hyper-Personalized Workouts
  • Progressive Overload Guidance
  • Real-Time Diet Adjustments
  • AI-Powered Meal Scanner
  • 250+ Exercise Tutorials
  • Daily Knowledge Boosters
  • AI Fitness & Nutrition Assistant
Features
Read full description

Reach your goals faster with BWS+ all-in-one fitness coach. Frustrated with cookie-cutter workout plans and confusing nutrition advice? BWS+ is your intelligent coach and complete fitness companion for achieving the body you've always wanted. The app integrates insights from leading fitness scientists, coaches, and dietitians, offering personalized advice based on your unique body and goals. It evolves with you, adapting your workouts and nutrition based on real-time feedback, encapsulating decades of experience into a dynamic coach that tailors itself to your needs. The latest science, personalized to you - Hyper-Personalized Workouts: Built with Science's advanced algorithm creates a workout plan specifically for your body, goals, and schedule. Whether you're hitting the gym or training at home, we've got you covered. - Progressive Overload Guidance: Never plateau again. BWS+ tells you exactly how to adjust your weights and reps each session for continuous gains. - Real-Time Diet Adjustments: As your body changes, so do your nutritional needs. Our app adapts your meal plan weekly, ensuring you're always on track. All-in-One Fitness and Nutrition Solution - 250+ In-Depth Exercise Tutorials: Master proper form with our detailed video guides, packed with science-based insights. - AI-Powered Meal Scanner: Say goodbye to tedious calorie counting. Simply snap a photo of your meal, and our AI does the rest, accurately tracking your nutrition in seconds. - Daily Knowledge Boosters: Unlock 200+ bite-sized lessons to build your fitness IQ and make informed decisions about your health. One App is All You Need - AI Fitness & Nutrition Assistant: Get personalized answers to your fitness and nutrition questions, as if you're talking directly to Jeremy Ethier. - Muscle Group Prioritizer: Focus on specific muscles that need extra attention for balanced development. - Recomp Detector: Track simultaneous fat loss and muscle gain with our advanced body composition analysis. - Step Tracking and Daily Activity Goals: Seamlessly integrate with Apple Health and Google Fit to optimize your overall activity levels. We've combined cutting-edge technology with years of scientific research to create an app that delivers real, lasting transformations. No more guesswork, no more wasted time in the gym. BWS+ provides the structure and guidance you need to finally achieve the body you deserve. Download now and take the first step towards the best version of yourself! This app requires an active BuiltWithScience+ membership or an in-app subscription purchased through the App Store to access its features and content. Subscription details and terms are available within the app.

Screenshots

RP Hypertrophy4 screens
Built With Science+4 screens

Verdict

The call

The clearest difference is rating: Built With Science+ at 4.8 against RP Hypertrophy's 4.3. Built With Science+ also leads on ratings volume (3.9K vs 229) and device support (3 vs 1). On price, review sentiment, update cadence and ads 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. RP Hypertrophy sells 5 in-app purchases, starting at $34.99 per month and Built With Science+ sells 4 in-app purchases, starting at $29.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Built With Science+ holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Built With Science+ has 3.9K ratings behind it against 229, so its average is the more settled of the two. Written reviews point the same way: 77% of RP Hypertrophy's written reviews are positive against 80% of Built With Science+'s.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

Scorecard3 real differences · 7 level
RP Hypertrophy versus Built With Science+: the parameters behind the verdict, then further details
ParameterRP HypertrophyBuilt With Science+
PriceFreeFree
Rating4.3 (229 ratings)4.8 (3.9K ratings) — better
Positive reviews77.3% of reviews79.8% of reviews — better
Number of ratings2293.9K — better
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionSubscription
DevicesiPhoneiPhone, iPad, Apple Watch — better
Requires iOS17.616.2 — better
Further details — not scored
Size4 MB233 MB
Age rating17+4+
DeveloperRP Strength, LLCBuilt With Science Holdings Corp

Customer experience

RP Hypertrophy

All ratings229 ratings
Positive80.8%
Neutral6.6%
Negative12.7%
Written reviews176 reviews
Positive77.3%
Neutral9.1%
Negative13.6%

Built With Science+

All ratings3,926 ratings
Positive95.6%
Neutral1.9%
Negative2.5%
Written reviews807 reviews
Positive79.8%
Neutral6.2%
Negative14.0%

Bugs and requests

RP Hypertrophy

Not enough reviews yet to summarise bugs or requests.

Built With Science+

Reported bugs

4 issues
  • Workout data sometimes gets lost or marked incomplete
  • App takes a long time to open
  • Login and sign-up issues for existing customers
  • Inconsistent exercise recommendations and adjustments

Requested features

5 requests
  • Add ability to create and save custom recipes
  • Integrate with Apple Health and other fitness platforms
  • Provide more flexibility in workout scheduling
  • Enhance human coaching and support features
  • Improve performance and stability

In-app purchases

5 purchases

RP Hypertrophy

Subscriptions5
  • Monthly Subscription$34.991 Month
  • Monthly Subscription7 Days trial$34.991 Month
  • 6 Month Subscription$199.996 Months
Show 2 more
  • Yearly Subscription$299.991 Year
  • Yearly Subscription7 Days trial$299.991 Year
4 purchases

Built With Science+

Subscriptions2
  • Monthly Membership14 Days trial$29.991 Month
  • Annual Membership14 Days trial$189.001 Year
One-time2
  • Intermediate Program Unlock$49.00
  • Beginner Program Unlock$49.00

Questions

Is RP Hypertrophy free?
RP Hypertrophy is free to download, with in-app purchases available.
Is Built With Science+ free?
Built With Science+ is free to download, with in-app purchases available.
Which has better reviews, RP Hypertrophy or Built With Science+?
Built With Science+ is rated higher. RP Hypertrophy averages 4.3 out of 5 from 229 ratings, while Built With Science+ averages 4.8 from 3.9K ratings.
Do RP Hypertrophy or Built With Science+ have ads?
Neither RP Hypertrophy nor Built With Science+ shows ads.
Which is updated more often, RP Hypertrophy or Built With Science+?
RP Hypertrophy ships an update every 2 weeks, and Built With Science+ every 2 weeks. Most recently, RP Hypertrophy was updated on September 22, 2026 and Built With Science+ on September 23, 2026.

Other comparisons