# Pass CCRN vs ICU Basics

The clearest difference is in-app purchases: ICU Basics at none against Pass CCRN's 2. ICU Basics also leads on rating (5.0 vs 4.6) and update cadence (weekly vs every 3 weeks). Pass CCRN's advantage is ratings volume (607 vs 3) and iOS requirement (13.0 vs 16.4). On price, ads and device support there is nothing between them.

Both are free to download. Pass CCRN sells 2 in-app purchases, starting at $24.99 per month. ICU Basics asks for nothing beyond the download.

ICU Basics holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Pass CCRN has 607 ratings behind it against 3, so its average is the more settled of the two.

Pass CCRN ships an update every 3 weeks, ICU Basics weekly. The most recent releases landed on October 13, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Pass CCRN | ICU Basics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (607 ratings)](https://appshunter.io/ios/app/pass-ccrn/id1569413149/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/icu-basics/id6809866200/reviews)** |
| Number of ratings | **607** | 3 |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 36 MB | 48 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [MastrAPI](https://appshunter.io/developer/1618627725) | [ALEXANDER STEPHEN GATELEY](https://appshunter.io/developer/6809866202) |

## What reviewers say

### Pass CCRN

[App page](https://appshunter.io/ios/app/pass-ccrn/id1569413149)

Prepare for your CCRN certification exams with a comprehensive mobile study tool. It offers practice questions, personalized study plans, and detailed performance tracking to help you pass your Adult, Neonatal, or Pediatric critical care nursing exams.

**Highlights:** Personalized study plan, 1800+ practice questions, Topic-based learning, Strength and weakness tracking, Detailed test statistics, Community score comparison

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly access by subscription | $24.99 | per month |
| Lifetime access | $99.99 | one-time |

**What reviewers like**

- 👍 Simple and intuitive user interface
- 📚 Comprehensive exam topic coverage
- ⚡ Responsive and easy to read
- 💡 Immediate rationale explanations provided
- ✅ Helpful for exam preparation and passing

**What reviewers complain about**

- 🐛 App frequently freezes or fails to load
- ❌ Inaccurate and false questions in database
- 🔄 Repeating questions despite large question bank claims
- 📝 Poorly worded and incomplete questions
- 🚫 No customer support or response to issues

**Reported bugs**

- App freezes or won't open
- Only loads 4 questions despite paid access
- Same questions repeat in quiz sets
- App won't open without WiFi
- Extremely slow loading times (over an hour)

**Requested features**

- Ability to filter questions by topic/module (e.g., cardiac questions)
- Custom exam creation based on selected subjects
- Pediatric CCRN section
- Question reporting/review system
- Better organization of content by difficulty level


### ICU Basics

[App page](https://appshunter.io/ios/app/icu-basics/id6809866200)

Prepare for critical care and respiratory therapy certifications with exam-level questions and detailed rationales. Features mock exams, rhythm strips, and smart study modes for effective learning.

**Highlights:** Exam-level questions, Detailed rationales, Full-length mock exams, Rhythm strips and waveforms, Smart study modes, Clinical calculators

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

**In-app purchases:** none


## Frequently asked questions

### Is Pass CCRN free?

Pass CCRN is free to download, with in-app purchases available.

### Is ICU Basics free?

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

### Which has better reviews, Pass CCRN or ICU Basics?

ICU Basics is rated higher. Pass CCRN averages 4.6 out of 5 from 607 ratings, while ICU Basics averages 5.0 from 3 ratings.

### Do Pass CCRN or ICU Basics have ads?

Neither Pass CCRN nor ICU Basics shows ads.

### Which is updated more often, Pass CCRN or ICU Basics?

Pass CCRN ships an update every 3 weeks, and ICU Basics weekly. Most recently, Pass CCRN was updated on October 13, 2026 and ICU Basics on October 11, 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.*