# PTA Content Master vs TherexRX

The clearest difference is price: TherexRX at Free against PTA Content Master's $29.99. TherexRX also leads on ads (none vs shown). PTA Content Master's advantage is rating (4.9 vs 3.4) and in-app purchases (none vs 2). On device support and iOS requirement there is nothing between them.

TherexRX is free to download; PTA Content Master costs $29.99 up front. TherexRX sells 2 in-app purchases, starting at $2.49 per month. PTA Content Master asks for nothing beyond the download.

PTA Content Master holds the better App Store score, 4.9 against 3.4. That said, the two scores are not equally well evidenced: PTA Content Master has 872 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 74% of PTA Content Master's written reviews are positive against 50% of TherexRX's.

PTA Content Master ships an update every 3 months, TherexRX every 13 months. The most recent releases landed on September 23, 2026 and August 12, 2026 respectively.

## The numbers

| Metric | PTA Content Master | TherexRX |
| --- | --- | --- |
| Price | $29.99 | **Free** |
| Rating | **[4.9 (872 ratings)](https://appshunter.io/ios/app/pta-content-master/id373239450/reviews)** | [3.4 (5 ratings)](https://appshunter.io/ios/app/therexrx/id1116781780/reviews) |
| Number of ratings | **872** | 5 |
| Positive reviews | **73.7% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 13 months |
| Monetization | **Free with in-app purchases** | Subscription |
| Best chart rank | **#75** | — |
| Size | 16 MB | 65 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Scorebuilders](https://appshunter.io/developer/342801828) | [Clinically Relevant Technologies](https://appshunter.io/developer/329470523) |

## What reviewers say

### PTA Content Master

[App page](https://appshunter.io/ios/app/pta-content-master/id373239450)

**Currently charting:** #75 Top Paid · Medical (US App Store)

This app helps physical therapist assistants master core academic content through organized reviews and practice questions. It allows users to create personalized study plans and track their progress with detailed score reports.

**Highlights:** Organized academic content by system and non-system categories, Personalized Study Stacks for targeted review, Assessment mode with 600 multiple-choice questions, Content Tag feature for topic-specific question review, Formal score reports with performance data, User-friendly interface for easy digestion of information

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Great for on-the-go studying
- 👍 Helpful content review and practice questions
- 👍 Responsive tech support
- 👍 Convenient portable resource

**What reviewers complain about**

- 🐛 Crashes and freezes frequently
- 🐛 Slow loading times and navigation
- 🐛 Requires internet connection
- 🔧 Needs improvement in user interface and features

**Reported bugs**

- Content freezes and doesn't load
- App crashes after updates
- Incorrect information in some practice questions

**Requested features**

- Search bar for quicker access to information
- Ability to check off/track completed content
- Question feedback and explanations
- Highlighting/note-taking features
- Offline access


### TherexRX

[App page](https://appshunter.io/ios/app/therexrx/id1116781780)

This app provides medical providers with a clinical reference for managing patients with musculoskeletal disorders. It offers evidence-based exercise recommendations, research summaries, and shareable patient handouts with instructional videos.

**Highlights:** Exercise and education handouts, Instructive video links, Evidence summaries for disorders, Research-based exercise dosing, Point-of-care clinical reference, Printable/shareable content

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.49 | per month |
| Annual Subscription | $12.99 | per year |


## Frequently asked questions

### Is PTA Content Master free?

PTA Content Master costs $29.99, with no in-app purchases.

### Is TherexRX free?

TherexRX is free to download, with in-app purchases available.

### Which has better reviews, PTA Content Master or TherexRX?

PTA Content Master is rated higher. PTA Content Master averages 4.9 out of 5 from 872 ratings, while TherexRX averages 3.4 from 5 ratings.

### Do PTA Content Master or TherexRX have ads?

PTA Content Master shows ads; TherexRX does not.

### Which is updated more often, PTA Content Master or TherexRX?

PTA Content Master ships an update every 3 months, and TherexRX every 13 months. Most recently, PTA Content Master was updated on September 23, 2026 and TherexRX on August 12, 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.*