# 整形外科学用語集 第9版 vs 心電図マスターアプリ

The clearest difference is price: 整形外科学用語集 第9版 at $3.99 against 心電図マスターアプリ's $19.99. 心電図マスターアプリ's advantage is update cadence (every 2 months vs every 6 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

整形外科学用語集 第9版 costs $3.99 and 心電図マスターアプリ $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

整形外科学用語集 第9版 ships an update every 6 months, 心電図マスターアプリ every 2 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | 整形外科学用語集 第9版 | 心電図マスターアプリ |
| --- | --- | --- |
| Price | **$3.99** | $19.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Size | 38 MB | 60 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [The Japanese Orthopaedic Association](https://appshunter.io/developer/1462255873) | [KINDAI SHOBOSHA, CO., LTD.](https://appshunter.io/developer/1809923783) |

## What reviewers say

### 整形外科学用語集 第9版

[App page](https://appshunter.io/ios/app/9/id1623330760)

**Features:** Vision Pro support

**In-app purchases:** none


### 心電図マスターアプリ

[App page](https://appshunter.io/ios/app/id6744916130)

**In-app purchases:** none


## Frequently asked questions

### Is 整形外科学用語集 第9版 free?

整形外科学用語集 第9版 costs $3.99, with no in-app purchases.

### Is 心電図マスターアプリ free?

心電図マスターアプリ costs $19.99, with no in-app purchases.

### Do 整形外科学用語集 第9版 or 心電図マスターアプリ have ads?

Neither 整形外科学用語集 第9版 nor 心電図マスターアプリ shows ads.

### Which is updated more often, 整形外科学用語集 第9版 or 心電図マスターアプリ?

整形外科学用語集 第9版 ships an update every 6 months, and 心電図マスターアプリ every 2 months. Most recently, 整形外科学用語集 第9版 was updated on October 25, 2026 and 心電図マスターアプリ on October 25, 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.*