# RescueNet® CodeWriter vs CPR Metronome

The clearest difference is rating: RescueNet® CodeWriter at 5.0 against CPR Metronome's 4.1. RescueNet® CodeWriter also leads on in-app purchases (none vs 3) and device support (3 vs 1). CPR Metronome's advantage is ratings volume (17 vs 5). On price, update cadence and ads there is nothing between them.

Both are free to download. CPR Metronome sells 3 in-app purchases, starting at $9.99 per 7 days. RescueNet® CodeWriter asks for nothing beyond the download.

RescueNet® CodeWriter holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 5 and 17 respectively.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | RescueNet® CodeWriter | CPR Metronome |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/rescuenet-codewriter/id1334767571/reviews)** | [4.1 (17 ratings)](https://appshunter.io/ios/app/cpr-metronome-rhythm-trainer/id6747687951/reviews) |
| Number of ratings | 5 | **17** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 132 MB | 15 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ZOLL Data Systems, Inc.](https://appshunter.io/developer/385812404) | [Aleksei Omelchenko](https://appshunter.io/developer/1822386513) |

## What reviewers say

### RescueNet® CodeWriter

[App page](https://appshunter.io/ios/app/rescuenet-codewriter/id1334767571)

This medical documentation tool simplifies code data capture for mobile devices. It integrates with a case review system to ensure accuracy, offering features like timers and vital sign buttons for efficient data entry.

**Highlights:** Code data documentation, Integration with RescueNet CaseReview, Timer functionality, Vitals tracking, Key event buttons, Easy-to-use interface

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

**In-app purchases:** none


### CPR Metronome

[App page](https://appshunter.io/ios/app/cpr-metronome-rhythm-trainer/id6747687951)

This app provides a specialized metronome for CPR training, offering adjustable beats per minute and clear audio cues. It includes a visual beat indicator and a built-in timer to help users perfect their compression and breathing techniques during practice sessions.

**Highlights:** Adjustable BPM, Clear audio cues, Animated visual beat indicator, Built-in CPR timer, Subscription required after free trial

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access (Weekly) | $9.99 | per 7 days |
| Full Access (Yearly) | $19.99 | per year |
| Full unlimited access | $24.99 | one-time |


## Frequently asked questions

### Is RescueNet® CodeWriter free?

RescueNet® CodeWriter is free to download, with no in-app purchases.

### Is CPR Metronome free?

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

### Which has better reviews, RescueNet® CodeWriter or CPR Metronome?

RescueNet® CodeWriter is rated higher. RescueNet® CodeWriter averages 5.0 out of 5 from 5 ratings, while CPR Metronome averages 4.1 from 17 ratings.

### Do RescueNet® CodeWriter or CPR Metronome have ads?

Neither RescueNet® CodeWriter nor CPR Metronome shows ads.

### Which is updated more often, RescueNet® CodeWriter or CPR Metronome?

RescueNet® CodeWriter ships an update every 6 weeks, and CPR Metronome every 6 weeks. Most recently, RescueNet® CodeWriter was updated on November 2, 2026 and CPR Metronome on November 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.*