# Orthopedic Surgery Techniques vs PsychAtlas

The clearest difference is price: PsychAtlas at Free against Orthopedic Surgery Techniques's $9.99. Orthopedic Surgery Techniques's advantage is update cadence (every 4 months vs every 17 months) and chart position (#199 vs unranked). On ads, in-app purchases and device support there is nothing between them.

PsychAtlas is free to download; Orthopedic Surgery Techniques costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Orthopedic Surgery Techniques ships an update every 4 months, PsychAtlas every 17 months. The most recent releases landed on August 22, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Orthopedic Surgery Techniques | PsychAtlas |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/psychatlas/id6743687363/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 17 months |
| Monetization | — | Free |
| Best chart rank | **#199** | — |
| Size | 25 MB | 4 MB |
| Requires iOS | **14.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Ahmad Al Hariri](https://appshunter.io/developer/1648019898) | [Cameron Sabet](https://appshunter.io/developer/1803993569) |

## What reviewers say

### Orthopedic Surgery Techniques

[App page](https://appshunter.io/ios/app/orthopedic-surgery-techniques/id6449698747)

**Currently charting:** #199 Top Paid · Medical (US App Store)

**In-app purchases:** none


### PsychAtlas

[App page](https://appshunter.io/ios/app/psychatlas/id6743687363)

Master psychiatry with focused lessons, clinical reasoning, and thousands of practice questions. Explore 19 domains covering diagnosis, pharmacology, and treatment. Test your knowledge with customizable quizzes and daily challenges.

**Highlights:** Thousands of practice questions with explanations, 19 psychiatry domains for rapid review, Clinical reasoning cases, Medication reference, Daily challenges and customizable quizzes, Progress tracking and statistics

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

**In-app purchases:** none


## Frequently asked questions

### Is Orthopedic Surgery Techniques free?

Orthopedic Surgery Techniques costs $9.99, with no in-app purchases.

### Is PsychAtlas free?

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

### Do Orthopedic Surgery Techniques or PsychAtlas have ads?

Neither Orthopedic Surgery Techniques nor PsychAtlas shows ads.

### Which is updated more often, Orthopedic Surgery Techniques or PsychAtlas?

Orthopedic Surgery Techniques ships an update every 4 months, and PsychAtlas every 17 months. Most recently, Orthopedic Surgery Techniques was updated on August 22, 2026 and PsychAtlas on September 9, 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.*