# CCU Guide vs DeviceAID

The clearest difference is in-app purchases: DeviceAID at none against CCU Guide's 5. CCU Guide's advantage is update cadence (every 4 months vs every 14 months) and device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. CCU Guide sells 5 in-app purchases, starting at $3.79 per year. DeviceAID asks for nothing beyond the download.

CCU Guide ships an update every 4 months, DeviceAID every 14 months. The most recent releases landed on September 25, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | CCU Guide | DeviceAID |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (14 ratings)](https://appshunter.io/ios/app/ccu-guide/id1293643054/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 4 months** | Every 14 months |
| Monetization | Free with in-app purchases | — |
| Size | 144 MB | 60 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Skyscape Medpresso Inc](https://appshunter.io/developer/818609416) | [Cardiology Apps LLC](https://appshunter.io/developer/1639925847) |

## What reviewers say

### CCU Guide

[App page](https://appshunter.io/ios/app/ccu-guide/id1293643054)

A comprehensive medical resource for cardiology professionals and students, offering quick access to essential information, clinical trials, and diagnostic tools. It provides a concise bedside reference for patient care, covering everything from physical examinations to advanced treatment recommendations.

**Highlights:** Cardiology clinical trials summaries, Patient care bedside resource, EKG interpretation and algorithms, Cardiac medication details, 60+ medical calculators, Cardiac catheterization review, Rhythm analyzer database

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 25% off for Limited Period | $3.79 | per year |
| 20% off for Limited Period | $3.99 | per year |
| 15% off for Limited Period | $4.29 | per year |
| CCU Guide 1/Y Sub | $4.99 | per year |
| Cardiac Care Unit Guide | $4.99 | one-time |


### DeviceAID

[App page](https://appshunter.io/ios/app/deviceaid/id6449780080)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CCU Guide free?

CCU Guide is free to download, with in-app purchases available.

### Is DeviceAID free?

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

### Do CCU Guide or DeviceAID have ads?

Both CCU Guide and DeviceAID show ads.

### Which is updated more often, CCU Guide or DeviceAID?

CCU Guide ships an update every 4 months, and DeviceAID every 14 months. Most recently, CCU Guide was updated on September 25, 2026 and DeviceAID on October 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.*