# Pocket ICU vs ICU Advantage Rapid Reference

The clearest difference is review sentiment: ICU Advantage Rapid Reference at 100% against Pocket ICU's 64%. ICU Advantage Rapid Reference also leads on update cadence (fortnightly vs every 9 months) and rating (4.9 vs 4.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Pocket ICU sells 2 one-off in-app purchases and ICU Advantage Rapid Reference sells 2 in-app purchases, starting at $15.00 per month. Whichever you choose, the download price is not the number that matters.

ICU Advantage Rapid Reference holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 317 and 150 respectively. Written reviews point the same way: 64% of Pocket ICU's written reviews are positive against 100% of ICU Advantage Rapid Reference's.

Pocket ICU ships an update every 9 months, ICU Advantage Rapid Reference fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Pocket ICU | ICU Advantage Rapid Reference |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (317 ratings)](https://appshunter.io/ios/app/pocket-icu/id999527431/reviews) | **[4.9 (150 ratings)](https://appshunter.io/ios/app/icu-advantage-rapid-reference/id6763389459/reviews)** |
| Number of ratings | **317** | 150 |
| Positive reviews | 64.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#110** |
| Size | 9 MB | 92 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Unbound Medicine, Inc.](https://appshunter.io/developer/300420400) | [ICU Advantage LLC](https://appshunter.io/developer/1895291008) |

## What reviewers say

### Pocket ICU

[App page](https://appshunter.io/ios/app/pocket-icu/id999527431)

This app offers concise critical care guidance written by attending physicians. It covers diagnosis, treatment, and management across various subspecialties, including detailed images and decision algorithms. Quickly find information, bookmark entries, and take notes for efficient ICU rounds and consultations.

**Highlights:** Concise guidance by attending physicians, Diagnosis, treatment, and management details, Subspecialty coverage, Detailed images and algorithms, Statistics and EBM overview, Pharmacological data and formulas, Full text search and bookmarking

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pocket ICU | $69.99 | one-time |
| Pocket ICU 2023 | $69.99 | one-time |

**What reviewers like**

- 👍 Quick reference material
- 👍 Well-laid out and written material
- 👍 Useful for reviewing previous cases
- 👍 Resourceful and to the point
- 👍 Good preview/summary

**What reviewers complain about**

- 😞 No access for duration paid
- 😞 Not user friendly/confusing
- 😞 Disappointed content (nursing school without experience)
- 😞 Bait and switch (expensive, not well thought out)
- 😞 Content is limited

**Reported bugs**

- No information loads after purchase
- Issues with download/access


### ICU Advantage Rapid Reference

[App page](https://appshunter.io/ios/app/icu-advantage-rapid-reference/id6763389459)

**Currently charting:** #110 Top Grossing · Medical (US App Store)

This clinical reference tool helps critical care professionals understand complex patient conditions. It provides organ-system-based information, ventilator settings, drug references, calculators, and interactive protocols. Designed for nurses, therapists, and providers, it focuses on deep understanding rather than just quick lookups.

**Highlights:** Organ-system-based clinical reference, Ventilator settings and troubleshooting, Drug references with dosing and pearls, Calculators and scoring systems, Interactive emergency protocols, Offline access to content, Search functionality

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rapid Reference Monthly | $15.00 | per month |
| Rapid Reference Annual | $129.00 | per year |


## Frequently asked questions

### Is Pocket ICU free?

Pocket ICU is free to download, with in-app purchases available.

### Is ICU Advantage Rapid Reference free?

ICU Advantage Rapid Reference is free to download, with in-app purchases available.

### Which has better reviews, Pocket ICU or ICU Advantage Rapid Reference?

ICU Advantage Rapid Reference is rated higher. Pocket ICU averages 4.6 out of 5 from 317 ratings, while ICU Advantage Rapid Reference averages 4.9 from 150 ratings.

### Do Pocket ICU or ICU Advantage Rapid Reference have ads?

Neither Pocket ICU nor ICU Advantage Rapid Reference shows ads.

### Which is updated more often, Pocket ICU or ICU Advantage Rapid Reference?

Pocket ICU ships an update every 9 months, and ICU Advantage Rapid Reference fortnightly. Most recently, Pocket ICU was updated on October 24, 2026 and ICU Advantage Rapid Reference on October 25, 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.*