# FP Notebook vs Pneumonia Severity Index Score

The clearest difference is in-app purchases: Pneumonia Severity Index Score at none against FP Notebook's 3. Pneumonia Severity Index Score also leads on iOS requirement (12.0 vs 15.0). FP Notebook's advantage is ads (none vs shown) and update cadence (every 2 months vs every 8 months). On price and device support there is nothing between them.

Both are free to download. FP Notebook sells 3 in-app purchases, starting at $1.99 per month. Pneumonia Severity Index Score asks for nothing beyond the download.

FP Notebook ships an update every 2 months, Pneumonia Severity Index Score every 8 months. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | FP Notebook | Pneumonia Severity Index Score |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (3.4K ratings)](https://appshunter.io/ios/app/fp-notebook/id835973313/reviews)** | — |
| Number of ratings | **3.4K** | — |
| Positive reviews | 61.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 8 months |
| Monetization | Subscription | — |
| Best chart rank | **#62** | — |
| Size | 141 MB | 36 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Atmosphere Apps, Inc.](https://appshunter.io/developer/334077424) | [Putu Angga Risky Raharja](https://appshunter.io/developer/1164107753) |

## What reviewers say

### FP Notebook

[App page](https://appshunter.io/ios/app/fp-notebook/id835973313)

**Currently charting:** #62 Top Grossing · Medical (US App Store)

A comprehensive medical reference for primary care and emergency clinicians, offering rapid access to over 6100 interlinked topic pages. Content is updated monthly through literature reviews and conferences, providing up-to-date information for medical professionals.

**Highlights:** Rapid access medical reference, Over 6100 interlinked topic pages, Content updated monthly, 31 specialty books, 700+ chapters, Point-of-care tool

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Annual Subscription | $19.99 | per year |
| Annual Sub | $24.99 | per year |

**What reviewers like**

- 🌟 Excellent, comprehensive medical reference
- ⚡️ Efficient, concise, and easy to use
- 🧠 Invaluable for medical students, residents, and practitioners
- 🤝 Highly recommended by users
- 🕰️ Frequently used and relied upon for years

**What reviewers complain about**

- 💰 Subscription model frustrates some users who previously had free access
- 🐞 Occasional app freezing or crashing issues reported
- 🔍 Built-in search function could be improved

**Reported bugs**

- App freezing or crashing on certain devices
- Subscription issues or unexpected charges

**Requested features**

- Ability to earn continuing education credits through the app
- Improved search functionality


### Pneumonia Severity Index Score

[App page](https://appshunter.io/ios/app/pneumonia-severity-index-score/id1505354987)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FP Notebook free?

FP Notebook is free to download, with in-app purchases available.

### Is Pneumonia Severity Index Score free?

Pneumonia Severity Index Score is free to download, with no in-app purchases.

### Do FP Notebook or Pneumonia Severity Index Score have ads?

Pneumonia Severity Index Score shows ads; FP Notebook does not.

### Which is updated more often, FP Notebook or Pneumonia Severity Index Score?

FP Notebook ships an update every 2 months, and Pneumonia Severity Index Score every 8 months. Most recently, FP Notebook was updated on October 29, 2026 and Pneumonia Severity Index Score on October 27, 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.*