# Pedi Pulm HTN vs PREP Self

The clearest difference is rating: Pedi Pulm HTN at 5.0 against PREP Self's 3.7. PREP Self's advantage is update cadence (daily vs every 2 months) and ratings volume (9 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Pedi Pulm HTN holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 2 and 9 respectively.

Pedi Pulm HTN ships an update every 2 months, PREP Self daily. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Pedi Pulm HTN | PREP Self |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pedi-pulm-htn/id6741770345/reviews)** | [3.7 (9 ratings)](https://appshunter.io/ios/app/prep-self-assessments-program/id6756599702/reviews) |
| Number of ratings | 2 | **9** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free | Free |
| Size | 141 MB | 44 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Oliver Smith](https://appshunter.io/developer/1795477781) | [American Academy of Pediatrics](https://appshunter.io/developer/409863343) |

## What reviewers say

### Pedi Pulm HTN

[App page](https://appshunter.io/ios/app/pedi-pulm-htn/id6741770345)

An updated medical resource for healthcare professionals managing pediatric pulmonary hypertension. It offers evidence-based information, clinical guidelines, and management strategies in a user-friendly format.

**Highlights:** Evidence-based information, Clinical guidelines, Diagnostic criteria, Management strategies, Best practices, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### PREP Self

[App page](https://appshunter.io/ios/app/prep-self-assessments-program/id6756599702)

Access trusted pediatric learning content through a new mobile app. Build a personalized question bank by selecting blocks from various content areas to fit your learning style and schedule. Earn CME credits and MOC points with each block.

**Highlights:** Trusted PREP content, Customizable question bank, Case-based questions, Earn CME credits, Earn MOC points, Modern user interface

**In-app purchases:** none


## Frequently asked questions

### Is Pedi Pulm HTN free?

Pedi Pulm HTN is free to download, with no in-app purchases.

### Is PREP Self free?

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

### Which has better reviews, Pedi Pulm HTN or PREP Self?

Pedi Pulm HTN is rated higher. Pedi Pulm HTN averages 5.0 out of 5 from 2 ratings, while PREP Self averages 3.7 from 9 ratings.

### Do Pedi Pulm HTN or PREP Self have ads?

Neither Pedi Pulm HTN nor PREP Self shows ads.

### Which is updated more often, Pedi Pulm HTN or PREP Self?

Pedi Pulm HTN ships an update every 2 months, and PREP Self daily. Most recently, Pedi Pulm HTN was updated on October 6, 2026 and PREP Self on October 24, 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.*