# PREP Self vs OnCall Scribe

The clearest difference is update cadence: PREP Self at daily against OnCall Scribe's monthly. PREP Self also leads on device support (3 vs 1) and iOS requirement (15.6 vs 26.0). On price, ads and in-app purchases there is nothing between them.

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

PREP Self ships an update daily, OnCall Scribe monthly. The most recent releases landed on September 22, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | PREP Self | OnCall Scribe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (9 ratings)](https://appshunter.io/ios/app/prep-self-assessments-program/id6756599702/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Monthly |
| Monetization | Free | — |
| Size | 44 MB | 4 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [American Academy of Pediatrics](https://appshunter.io/developer/409863343) | [Geffrey Klein](https://appshunter.io/developer/1875091087) |

## What reviewers say

### 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


### OnCall Scribe

[App page](https://appshunter.io/ios/app/oncall-scribe/id6758806635)

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

**In-app purchases:** none


## Frequently asked questions

### Is PREP Self free?

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

### Is OnCall Scribe free?

OnCall Scribe is free to download, with no in-app purchases.

### Do PREP Self or OnCall Scribe have ads?

Neither PREP Self nor OnCall Scribe shows ads.

### Which is updated more often, PREP Self or OnCall Scribe?

PREP Self ships an update daily, and OnCall Scribe monthly. Most recently, PREP Self was updated on September 22, 2026 and OnCall Scribe on October 2, 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.*