# ER & Rapid Response Training vs CPRタイマー

The clearest difference is in-app purchases: CPRタイマー at none against ER & Rapid Response Training's 3. CPRタイマー also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. ER & Rapid Response Training sells 3 one-off in-app purchases. CPRタイマー asks for nothing beyond the download.

ER & Rapid Response Training ships an update every 9 days, CPRタイマー every 6 days. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ER & Rapid Response Training | CPRタイマー |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 6 days** |
| Monetization | — | Free |
| Size | 437 MB | 2 MB |
| Requires iOS | 16.1 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Tsunehiro Takeuchi](https://appshunter.io/developer/1613720335) | [Code Blue Co.,Ltd.](https://appshunter.io/developer/1888422110) |

## What reviewers say

### ER & Rapid Response Training

[App page](https://appshunter.io/ios/app/er-and-rapid-response-training/id6759473570)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CVC Full Plan | $4.99 | one-time |
| Intubation Full Plan | $4.99 | one-time |
| PRO Membership | $9.99 | one-time |


### CPRタイマー

[App page](https://appshunter.io/ios/app/cpr/id6761255488)

This app provides a simulation tool for emergency response training, including timers for rhythm checks and countdowns with voice announcements. It also features a compression ratio calculator and a metronome to aid in practice.

**Highlights:** Rhythm check timer (2 minutes), Voice-guided countdown, Chest compression ratio calculator, Metronome (100-120 BPM), Timestamped progress log

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

**In-app purchases:** none


## Frequently asked questions

### Is ER & Rapid Response Training free?

ER & Rapid Response Training is free to download, with in-app purchases available.

### Is CPRタイマー free?

CPRタイマー is free to download, with no in-app purchases.

### Do ER & Rapid Response Training or CPRタイマー have ads?

ER & Rapid Response Training shows ads; CPRタイマー does not.

### Which is updated more often, ER & Rapid Response Training or CPRタイマー?

ER & Rapid Response Training ships an update every 9 days, and CPRタイマー every 6 days. Most recently, ER & Rapid Response Training was updated on November 9, 2026 and CPRタイマー on October 31, 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.*