# Pedbone vs UB ROSC

The clearest difference is price: UB ROSC at Free against Pedbone's $3.99. UB ROSC also leads on update cadence (every 2 days vs every 8 months) and iOS requirement (12.0 vs 16.4). On ads, in-app purchases and device support there is nothing between them.

UB ROSC is free to download; Pedbone costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pedbone ships an update every 8 months, UB ROSC every 2 days. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Pedbone | UB ROSC |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/pedbone/id832444399/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 days** |
| Monetization | Paid | — |
| Size | 174 MB | 12 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Christian Schramm](https://appshunter.io/developer/372862438) | [Vito Sgromo](https://appshunter.io/developer/1133584510) |

## What reviewers say

### Pedbone

[App page](https://appshunter.io/ios/app/pedbone/id832444399)

This app serves as an online reference database for pediatric plain film radiography. It includes illustrative cases of various diseases as seen on radiographic films. Future updates plan to add a positioning guide for children.

**Highlights:** Paediatric plain film radiography database, Illustrative disease case examples, Radiographic film analysis, Future positioning guide

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

**In-app purchases:** none


### UB ROSC

[App page](https://appshunter.io/ios/app/ub-rosc/id1497915818)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pedbone free?

Pedbone costs $3.99, with no in-app purchases.

### Is UB ROSC free?

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

### Do Pedbone or UB ROSC have ads?

Neither Pedbone nor UB ROSC shows ads.

### Which is updated more often, Pedbone or UB ROSC?

Pedbone ships an update every 8 months, and UB ROSC every 2 days. Most recently, Pedbone was updated on October 16, 2026 and UB ROSC on October 5, 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.*