# Orthopedic Classification vs PlasticOS

The clearest difference is price: PlasticOS at Free against Orthopedic Classification's $12.99. PlasticOS also leads on update cadence (every 2 days vs every 4 months). Orthopedic Classification's advantage is in-app purchases (none vs 5) and device support (4 vs 2). On ads and iOS requirement there is nothing between them.

PlasticOS is free to download; Orthopedic Classification costs $12.99 up front. PlasticOS sells 5 in-app purchases, starting at $14.99 per month. Orthopedic Classification asks for nothing beyond the download.

Orthopedic Classification ships an update every 4 months, PlasticOS every 2 days. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Orthopedic Classification | PlasticOS |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Paid | — |
| Size | 19 MB | 98 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Ahmad Al Hariri](https://appshunter.io/developer/1648019898) | [BERKE KAHRAMAN](https://appshunter.io/developer/1843240615) |

## What reviewers say

### Orthopedic Classification

[App page](https://appshunter.io/ios/app/orthopedic-classification/id6444741886)

This app provides a comprehensive offline reference for orthopedic fracture and disease classifications, organized by anatomical region. It includes visual aids and quizzes to aid learning for medical professionals and students.

**Highlights:** Fracture classification systems, Disease classification systems, Organized by anatomical region, MCQs quiz for review, Offline functionality, Search by classification name, Schematic and X-ray visuals

**In-app purchases:** none


### PlasticOS

[App page](https://appshunter.io/ios/app/plasticos-plastic-surgery/id6799756600)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Resident, monthly | $14.99 | per month |
| Fellow, monthly | $24.99 | per month |
| Resident, yearly | $99.99 | per year |
| Fellow, yearly | $199.99 | per year |
| Lifetime | $399.99 | one-time |


## Frequently asked questions

### Is Orthopedic Classification free?

Orthopedic Classification costs $12.99, with no in-app purchases.

### Is PlasticOS free?

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

### Do Orthopedic Classification or PlasticOS have ads?

Neither Orthopedic Classification nor PlasticOS shows ads.

### Which is updated more often, Orthopedic Classification or PlasticOS?

Orthopedic Classification ships an update every 4 months, and PlasticOS every 2 days. Most recently, Orthopedic Classification was updated on October 14, 2026 and PlasticOS on October 7, 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.*