# Nurse Calendar vs ECG Rhythms

The clearest difference is update cadence: ECG Rhythms at daily against Nurse Calendar's monthly. Nurse Calendar's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Nurse Calendar ships an update monthly, ECG Rhythms daily. The most recent releases landed on October 28, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Nurse Calendar | ECG Rhythms |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/ecg-rhythms-practice-strips/id6811487828/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | — | Free |
| Size | 39 MB | 1 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [janrau beray](https://appshunter.io/developer/1891142130) | [FLETCHER REECE STOBAUGH](https://appshunter.io/developer/6784449370) |

## What reviewers say

### Nurse Calendar

[App page](https://appshunter.io/ios/app/nurse-calendar-sisu-shift/id6761732154)

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

**In-app purchases:** none


### ECG Rhythms

[App page](https://appshunter.io/ios/app/ecg-rhythms-practice-strips/id6811487828)

This app generates unique ECG strips for practice, preventing memorization and promoting true understanding of cardiac rhythms. It offers adjustable difficulty, detailed explanations, and progress tracking for educational purposes. Designed for medical students and professionals to hone their diagnostic skills.

**Highlights:** Dynamically generated ECG strips, 31 distinct cardiac rhythms, Adjustable signal quality (clean, realistic, noisy), Open response and multiple-choice answers, Detailed rhythm criteria and measurements, Monitor mode for real-time recognition, Progress tracking for weak areas

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

**In-app purchases:** none


## Frequently asked questions

### Is Nurse Calendar free?

Nurse Calendar is free to download, with no in-app purchases.

### Is ECG Rhythms free?

ECG Rhythms is free to download, with no in-app purchases.

### Do Nurse Calendar or ECG Rhythms have ads?

Neither Nurse Calendar nor ECG Rhythms shows ads.

### Which is updated more often, Nurse Calendar or ECG Rhythms?

Nurse Calendar ships an update monthly, and ECG Rhythms daily. Most recently, Nurse Calendar was updated on October 28, 2026 and ECG Rhythms on November 6, 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.*