# Coma & Emergency Training vs 心電図ドリル

The clearest difference is in-app purchases: 心電図ドリル at none against Coma & Emergency Training's 1. Coma & Emergency Training's advantage is update cadence (every 8 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Coma & Emergency Training sells 1 one-off in-app purchase. 心電図ドリル asks for nothing beyond the download.

Coma & Emergency Training ships an update every 8 days, 心電図ドリル monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Coma & Emergency Training | 心電図ドリル |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Monthly |
| Size | 255 MB | 5 MB |
| Requires iOS | **16.1** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Tsunehiro Takeuchi](https://appshunter.io/developer/1613720335) | [RAINBOW TREE LLC](https://appshunter.io/developer/1619997282) |

## What reviewers say

### Coma & Emergency Training

[App page](https://appshunter.io/ios/app/coma-and-emergency-training/id6759473570)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Membership | $9.99 | one-time |


### 心電図ドリル

[App page](https://appshunter.io/ios/app/12/id6801799404)

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

**In-app purchases:** none


## Frequently asked questions

### Is Coma & Emergency Training free?

Coma & Emergency Training is free to download, with in-app purchases available.

### Is 心電図ドリル free?

心電図ドリル is free to download, with no in-app purchases.

### Do Coma & Emergency Training or 心電図ドリル have ads?

Neither Coma & Emergency Training nor 心電図ドリル shows ads.

### Which is updated more often, Coma & Emergency Training or 心電図ドリル?

Coma & Emergency Training ships an update every 8 days, and 心電図ドリル monthly. Most recently, Coma & Emergency Training was updated on October 24, 2026 and 心電図ドリル on October 24, 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.*