# Pediatrics PT Case Files vs Red Book®

The clearest difference is update cadence: Red Book® at every 6 months against Pediatrics PT Case Files's every 20 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Pediatrics PT Case Files sells 3 in-app purchases, starting at $11.99 per 7 days and Red Book® sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Pediatrics PT Case Files ships an update every 20 months, Red Book® every 6 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Pediatrics PT Case Files | Red Book® |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (71 ratings)](https://appshunter.io/ios/app/red-book/id1586673573/reviews)** |
| Number of ratings | — | **71** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 6 months** |
| Monetization | — | Free with in-app purchases |
| Size | 22 MB | 10 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 12+ | 17+ |
| Developer | [Expanded Apps](https://appshunter.io/developer/313709778) | [Unbound Medicine, Inc.](https://appshunter.io/developer/300420400) |

## What reviewers say

### Pediatrics PT Case Files

[App page](https://appshunter.io/ios/app/pediatrics-pt-case-files/id1158313515)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $11.99 | per 7 days |
| Monthly Access | $19.99 | per month |
| Pediatric PT Case Files - Education & Rehabilitation | $49.99 | one-time |


### Red Book®

[App page](https://appshunter.io/ios/app/red-book/id1586673573)

This app provides the latest information on pediatric infectious diseases from the American Academy of Pediatrics. It includes immunization schedules, vaccine status, influenza resources, and new chapters on COVID-19 and Mpox. Features like note-taking and enhanced search aid quick access to essential medical data.

**Highlights:** Immunization schedules, Vaccine status table, Influenza resources, COVID-19 and Mpox chapters, Note-taking and highlighting, Enhanced search functionality

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Red Book 32e | $99.99 | one-time |
| Red Book | $99.99 | one-time |


## Frequently asked questions

### Is Pediatrics PT Case Files free?

Pediatrics PT Case Files is free to download, with in-app purchases available.

### Is Red Book® free?

Red Book® is free to download, with in-app purchases available.

### Do Pediatrics PT Case Files or Red Book® have ads?

Neither Pediatrics PT Case Files nor Red Book® shows ads.

### Which is updated more often, Pediatrics PT Case Files or Red Book®?

Pediatrics PT Case Files ships an update every 20 months, and Red Book® every 6 months. Most recently, Pediatrics PT Case Files was updated on October 27, 2026 and Red Book® on October 30, 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.*