# ACP Clinical Guidelines vs Oakstone CMEssentials

The clearest difference is iOS requirement: ACP Clinical Guidelines at 12.0 against Oakstone CMEssentials's 15.6. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ACP Clinical Guidelines | Oakstone CMEssentials |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (12 ratings)](https://appshunter.io/ios/app/acp-clinical-guidelines/id618318388/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 81.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 39 MB | 81 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [American College of Physicians](https://appshunter.io/developer/371090673) | [Oakstone Publishing, LLC](https://appshunter.io/developer/619447897) |

## What reviewers say

### ACP Clinical Guidelines

[App page](https://appshunter.io/ios/app/acp-clinical-guidelines/id618318388)

Access evidence-based clinical practice guidelines from the American College of Physicians on your mobile device. This app provides internal medicine physicians and other clinicians with convenient access to recommendations, summary tables, and algorithms in an interactive format.

**Highlights:** Evidence-based clinical practice guidelines, Recommendations and rationale, Summary tables, Algorithms, High value care advice, Interactive mobile format

**Features:** macOS Compatibility

**In-app purchases:** none


### Oakstone CMEssentials

[App page](https://appshunter.io/ios/app/oakstone-cmessentials/id6747255138)

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

**In-app purchases:** none


## Frequently asked questions

### Is ACP Clinical Guidelines free?

ACP Clinical Guidelines is free to download, with no in-app purchases.

### Is Oakstone CMEssentials free?

Oakstone CMEssentials is free to download, with no in-app purchases.

### Do ACP Clinical Guidelines or Oakstone CMEssentials have ads?

Neither ACP Clinical Guidelines nor Oakstone CMEssentials shows ads.

### Which is updated more often, ACP Clinical Guidelines or Oakstone CMEssentials?

ACP Clinical Guidelines ships an update every 2 months, and Oakstone CMEssentials every 2 months. Most recently, ACP Clinical Guidelines was updated on October 13, 2026 and Oakstone CMEssentials on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*