# pliability vs Built With Science+

pliability and Built With Science+ both sit at 4.8 stars, but that hides the real split: 80% of Built With Science+'s written reviews are positive against 41% of pliability's. Built With Science+ also leads on ads (none vs shown). pliability's advantage is monetization model (free with in-app purchases vs subscription) and update cadence (every 6 days vs fortnightly). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. pliability sells 2 in-app purchases, starting at $19.99 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.

On the App Store both sit at effectively the same score — 4.8 for pliability against 4.8 for Built With Science+. Both are backed by a comparable volume of ratings — 10K and 5.1K respectively. Written reviews are what separate them: 41% of pliability's written reviews are positive against 80% of Built With Science+'s.

pliability ships an update every 6 days, Built With Science+ fortnightly. Both last shipped on October 30, 2026.

## The numbers

| Metric | pliability | Built With Science+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (10K ratings)](https://appshunter.io/ios/app/pliability-stretch-and-mobility/id1175346453/reviews) | **[4.8 (5.1K ratings)](https://appshunter.io/ios/app/built-with-science-plus/id6446000532/reviews)** |
| Number of ratings | **10K** | 5.1K |
| Positive reviews | 40.8% of reviews | **79.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Fortnightly |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 263 MB | 235 MB |
| Requires iOS | 16.6 | **16.2** |
| Devices | iPhone, iPad, Apple TV | iPhone, iPad, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [pliability, LLC](https://appshunter.io/developer/1175346452) | [Built With Science Holdings Corp](https://appshunter.io/developer/1559732895) |

## What reviewers say

### pliability

[App page](https://appshunter.io/ios/app/pliability-stretch-and-mobility/id1175346453)

Enhance flexibility, mobility, and recovery with guided stretching routines. This app offers personalized programs, progress tracking, and integrates with fitness devices to help users move better and prevent injuries.

**Highlights:** 1,700+ guided stretching routines, Customized mobility training programs, Instant start, no equipment required, Mobility Test for personalized assessment, Short, effective workouts (12-20 mins), Offline video downloads, Integrates with WHOOP, Garmin, Apple Health

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Athlete Monthly Subscription | $19.99 | per month |
| Athlete Annual Subscription | $179.99 | per year |

**What reviewers like**

- 🌟 Life-changing for mobility and recovery
- 👍 Consistent daily routines
- 🧘‍♀️ Meditative and calming experience
- 🏋️‍♀️ Effective for athletes and active individuals
- 🔍 Detailed mobility assessment

**What reviewers complain about**

- 🐛 Buggy app with frequent crashes and glitches
- 💰 Expensive subscription
- 🔇 Intrusive and repetitive voiceover
- 🤔 Lack of customization options
- 📚 Repetitive and limited exercise selection

**Reported bugs**

- Inability to cancel subscription easily
- Recurring charges even after cancellation
- Mobility assessment not accurately detecting issues
- Syncing issues between app and website
- Airplay and Chromecast functionality not working reliably

**Requested features**

- Ability to mute or adjust volume of voiceover and music separately
- More personalized and adaptive mobility programs based on assessment
- Integration with Apple Health and other fitness tracking platforms
- Improved navigation and search functionality
- Offline mode for routines


### Built With Science+

[App page](https://appshunter.io/ios/app/built-with-science-plus/id6446000532)

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:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $29.99 | per month |
| Annual Membership | $189.00 | per year |
| Intermediate Program Unlock | $49.00 | one-time |
| Beginner Program Unlock | $49.00 | one-time |

**What reviewers like**

- 👍 Comprehensive fitness and nutrition tracking
- 🚀 Convenient all-in-one app
- 📚 Helpful educational lessons
- 💪 Science-backed program
- 🎯 Customized and adaptive workouts

**What reviewers complain about**

- 🐛 Occasional performance issues and bugs
- 🔍 Limited food database and recipe options
- 📱 Lack of integration with other fitness apps and devices
- 🕰️ Inflexible workout scheduling
- 💬 Limited human interaction and coaching support

**Reported bugs**

- 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**

- 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


## Frequently asked questions

### Is pliability free?

pliability 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, pliability or Built With Science+?

Built With Science+ is rated higher. pliability averages 4.8 out of 5 from 10K ratings, while Built With Science+ averages 4.8 from 5.1K ratings.

### Do pliability or Built With Science+ have ads?

pliability shows ads; Built With Science+ does not.

### Which is updated more often, pliability or Built With Science+?

pliability ships an update every 6 days, and Built With Science+ fortnightly. Most recently, pliability was updated on October 30, 2026 and Built With Science+ on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*