# 3D Brain vs PT365

The clearest difference is rating: PT365 at 4.9 against 3D Brain's 3.6. PT365 also leads on in-app purchases (none vs 1) and review sentiment (95% vs 75%). 3D Brain's advantage is iOS requirement (6.0 vs 10.2). On price, ads and device support there is nothing between them.

Both are free to download. 3D Brain sells 1 one-off in-app purchase. PT365 asks for nothing beyond the download.

PT365 holds the better App Store score, 4.9 against 3.6. That said, the two scores are not equally well evidenced: PT365 has 5.6K ratings behind it against 146, so its average is the more settled of the two. Written reviews point the same way: 75% of 3D Brain's written reviews are positive against 95% of PT365's.

3D Brain ships an update every 2 months, PT365 monthly. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 3D Brain | PT365 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (146 ratings)](https://appshunter.io/ios/app/3d-brain/id331399332/reviews) | **[4.9 (5.6K ratings)](https://appshunter.io/ios/app/pt365/id1278412589/reviews)** |
| Number of ratings | 146 | **5.6K** |
| Positive reviews | 74.9% of reviews | **95.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 70 MB | 27 MB |
| Requires iOS | **6.0** | 10.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Cold Spring Harbor Laboratory](https://appshunter.io/developer/331399335) | [Scorebuilders](https://appshunter.io/developer/342801828) |

## What reviewers say

### 3D Brain

[App page](https://appshunter.io/ios/app/3d-brain/id331399332)

Explore a 3D model of the human brain, rotating and zooming to examine 29 interactive structures. Learn about the function of each region, the effects of injury, and its role in mental illness. Detailed information includes case studies and research links.

**Highlights:** 3D brain model, Interactive structures, Region functions, Brain injury effects, Mental illness involvement, Case studies, Research links

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3D Brain HQ | $0.99 | one-time |

**What reviewers like**

- 🧠 Informative brain visualizations
- 👍 Helpful for psychology/neuroscience students
- 🔍 Detailed information and case studies
- 🤓 Excellent learning tool

**What reviewers complain about**

- 🐛 App crashes after updates
- 🤯 Upgrade causes app to stop working
- 📱 Compatibility issues with newer devices
- 🔍 Limited brain structures covered

**Reported bugs**

- App crashes on launch after upgrade
- Purchased premium version not functioning
- Laggy performance and blurry images
- No way to exit app other than force closing

**Requested features**

- More brain structures and regions
- Improved 3D navigation and controls
- Ability to label and annotate the brain
- Quizzes and interactive learning features


### PT365

[App page](https://appshunter.io/ios/app/pt365/id1278412589)

This app offers a daily multiple-choice question to help physical therapists and students test their knowledge. It provides detailed explanations for all answer options and allows users to track their performance and compare it with others.

**Highlights:** Daily multiple-choice questions, Detailed explanation of answers, Performance tracking, User comparison, Varying question complexity

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great prep for NPTE
- 👍 True to their word
- 👍 Great app for daily practice
- 👍 Pretty good app
- 👍 Great study tool

**What reviewers complain about**

- 🐛 Some good, some poor
- 🐛 Bugs that need to be fixed for overseas

**Reported bugs**

- Bugs that need to be fixed for overseas

**Requested features**

- Reminder notifications
- Access to previous days' questions


## Frequently asked questions

### Is 3D Brain free?

3D Brain is free to download, with in-app purchases available.

### Is PT365 free?

PT365 is free to download, with no in-app purchases.

### Which has better reviews, 3D Brain or PT365?

PT365 is rated higher. 3D Brain averages 3.6 out of 5 from 146 ratings, while PT365 averages 4.9 from 5.6K ratings.

### Do 3D Brain or PT365 have ads?

Neither 3D Brain nor PT365 shows ads.

### Which is updated more often, 3D Brain or PT365?

3D Brain ships an update every 2 months, and PT365 monthly. Most recently, 3D Brain was updated on November 1, 2026 and PT365 on November 6, 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.*