Comparison

PectusPT 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

PectusPT

This app provides personalized workout and nutrition programs to help users transform their bodies and improve their pectus condition. It offers real-time coaching, progress tracking, and community support.

Highlights
  • Personalized workout programs
  • Nutrition and meal tracking
  • Exercise and workout videos
  • Real-time coach messaging
  • Community group access
  • Progress photo and measurement tracking
  • Wearable device integration
Features
Read full description

With the PectusPT Training App, you will have access to workout programs designed specifically to help you transform your body & improve your pectus condition! You can follow & track your workouts, your nutrition & results, all with the help of your coach. FEATURES: - Access training plans and track workouts - Follow along to exercise and workout videos - Track your meals - Follow your pectus stretching routine - Gain milestone badges for achieving new personal bests and maintaining habit streaks - Message your coach in real-time - Be part of the PectusPT client community group - Track body measurements and take progress photos - Get push notification reminders for scheduled workouts and activities - Connect your Apple Watch to track workouts, steps, habits, and more right from your wrist - Connect to other wearable devices and apps like the Apple Health App, Garmin, Fitbit, MyFitnessPal, and Withings devices to track workouts, sleep, nutrition, and body stats and composition Download the app today!

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

PectusPT4 screens
Built With Science+4 screens

Verdict

The call

The clearest difference is in-app purchases: PectusPT at none against Built With Science+'s 4. Built With Science+'s advantage is review sentiment (80% vs 50%) and ratings volume (4.1K vs 16). On price, rating, ads 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. Built With Science+ sells 4 in-app purchases, starting at $29.99 per month. PectusPT asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for PectusPT against 4.8 for Built With Science+. That said, the two scores are not equally well evidenced: Built With Science+ has 4.1K ratings behind it against 16, so its average is the more settled of the two. Written reviews are what separate them: 50% of PectusPT's written reviews are positive against 80% of Built With Science+'s.

UpkeepUpdate frequency

PectusPT ships an update every 6 weeks, Built With Science+ fortnightly. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

Scorecard5 real differences · 5 level
PectusPT versus Built With Science+: the parameters behind the verdict, then further details
ParameterPectusPTBuilt With Science+
PriceFreeFree
Rating4.8 (16 ratings)4.8 (4.1K ratings) — better
Positive reviews50.0% of reviews79.8% of reviews — better
Number of ratings164.1K — better
Update frequencyEvery 6 weeksFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, Apple Watch
Requires iOS15.5 — better16.2
Further details — not scored
Size210 MB233 MB
Age rating4+4+
DeveloperPectusPT PTY LTDBuilt With Science Holdings Corp

Customer experience

PectusPT

All ratings14 ratings
Positive92.9%
Neutral0.0%
Negative7.1%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Built With Science+

All ratings4,131 ratings
Positive95.6%
Neutral1.9%
Negative2.4%
Written reviews838 reviews
Positive79.8%
Neutral6.3%
Negative13.8%

Bugs and requests

PectusPT

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

None

PectusPT

No in-app purchases

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 PectusPT free?
PectusPT is free to download, with no in-app purchases.
Is Built With Science+ free?
Built With Science+ is free to download, with in-app purchases available.
Which has better reviews, PectusPT or Built With Science+?
Built With Science+ is rated higher. PectusPT averages 4.8 out of 5 from 16 ratings, while Built With Science+ averages 4.8 from 4.1K ratings.
Do PectusPT or Built With Science+ have ads?
Neither PectusPT nor Built With Science+ shows ads.
Which is updated more often, PectusPT or Built With Science+?
PectusPT ships an update every 6 weeks, and Built With Science+ fortnightly. Most recently, PectusPT was updated on October 8, 2026 and Built With Science+ on October 14, 2026.

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