# Trainwell vs Built With Science+

The clearest difference is in-app purchases: Trainwell at none against Built With Science+'s 4. Trainwell also leads on review sentiment (88% vs 80%). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Built With Science+ sells 4 in-app purchases, starting at $29.99 per month. Trainwell asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Trainwell against 4.8 for Built With Science+. Both are backed by a comparable volume of ratings — 5.6K and 4.5K respectively. Written reviews are what separate them: 88% of Trainwell's written reviews are positive against 80% of Built With Science+'s.

Trainwell ships an update every 10 days, Built With Science+ fortnightly. The most recent releases landed on October 22, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Trainwell | Built With Science+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (5.6K ratings)](https://appshunter.io/ios/app/trainwell-personal-training/id1466445684/reviews)** | [4.8 (4.5K ratings)](https://appshunter.io/ios/app/built-with-science-plus/id6446000532/reviews) |
| Number of ratings | **5.6K** | 4.5K |
| Positive reviews | **88.3% of reviews** | 79.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 151 MB | 233 MB |
| Requires iOS | 16.6 | **16.2** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [Delta Band Inc.](https://appshunter.io/developer/1466445683) | [Built With Science Holdings Corp](https://appshunter.io/developer/1559732895) |

## What reviewers say

### Trainwell

[App page](https://appshunter.io/ios/app/trainwell-personal-training/id1466445684)

Receive personalized workout plans and step-by-step guidance from a certified personal trainer. Adapt your fitness routine to your goals, schedule, and any injuries, with the flexibility to train anywhere, anytime.

**Highlights:** 1-on-1 certified personal trainer, Personalized workout plans, Adaptive workouts, Step-by-step guidance, Live feedback on pacing and form, Workout flexibility (gym or home)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Accountability and motivation
- 🚀 Convenient and flexible workouts
- 💪 Effective for building strength and fitness
- 🤝 Personalized coaching and support
- 📈 Helps track progress and see results

**What reviewers complain about**

- 🐛 App glitches and bugs
- 🤖 Impersonal experience without in-person interaction
- 💰 High subscription cost
- 🕰️ Rigid workout scheduling and tracking
- 📚 Lack of detailed exercise instructions

**Reported bugs**

- App freezes and crashes during workouts
- Syncing issues with Apple Watch
- Inconsistent rep and set tracking
- Difficulty logging in and accessing account

**Requested features**

- Allow users to customize and rearrange workouts
- Provide more exercise form guidance and feedback
- Offer more flexible subscription options
- Improve app stability and reduce glitches
- Integrate nutrition and lifestyle tracking


### 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 Trainwell free?

Trainwell 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, Trainwell or Built With Science+?

Trainwell is rated higher. Trainwell averages 4.9 out of 5 from 5.6K ratings, while Built With Science+ averages 4.8 from 4.5K ratings.

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

Neither Trainwell nor Built With Science+ shows ads.

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

Trainwell ships an update every 10 days, and Built With Science+ fortnightly. Most recently, Trainwell was updated on October 22, 2026 and Built With Science+ on October 21, 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.*