# Advanced Query Messenger vs MKSAP 19

The clearest difference is rating: Advanced Query Messenger at 5.0 against MKSAP 19's 4.1. MKSAP 19's advantage is ratings volume (38 vs 1) and iOS requirement (12.0 vs 17.6). 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.

Advanced Query Messenger holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: MKSAP 19 has 38 ratings behind it against 1, so its average is the more settled of the two.

Advanced Query Messenger ships an update monthly, MKSAP 19 every 2 months. The most recent releases landed on October 19, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Advanced Query Messenger | MKSAP 19 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/advanced-query-messenger/id1506619295/reviews)** | [4.1 (38 ratings)](https://appshunter.io/ios/app/mksap-19/id1577787036/reviews) |
| Number of ratings | 1 | **38** |
| Positive reviews | — | 70.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 16 MB | 423 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Solventum US LLC](https://appshunter.io/developer/1739188254) | [American College of Physicians](https://appshunter.io/developer/371090673) |

## What reviewers say

### Advanced Query Messenger

[App page](https://appshunter.io/ios/app/advanced-query-messenger/id1506619295)

This medical tool streamlines clinical documentation integrity queries for healthcare professionals. It facilitates secure, HIPAA-compliant management and response to AI-driven insights and CDIS generated queries, ensuring efficient coordination for the entire revenue cycle team.

**Highlights:** Receive and manage clinical queries, Respond to documentation integrity queries, AI-driven clinical insights, CDIS generated queries, Secure HIPAA-compliant platform, Closed-loop workflow for revenue cycle

**Features:** Vision Pro support

**In-app purchases:** none


### MKSAP 19

[App page](https://appshunter.io/ios/app/mksap-19/id1577787036)

This medical education app provides access to current information in internal medicine and subspecialties. It includes exam-like questions and patient-based clinical scenarios to help physicians assess and update their knowledge. Offline access to content is available for subscribers.

**Highlights:** Current internal medicine information, 1,200 exam-like multiple-choice questions, Patient-based clinical scenarios, Offline content access, Syncs with online version, Enhances learning with figures, charts, and tables

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Advanced Query Messenger free?

Advanced Query Messenger is free to download, with no in-app purchases.

### Is MKSAP 19 free?

MKSAP 19 is free to download, with no in-app purchases.

### Which has better reviews, Advanced Query Messenger or MKSAP 19?

Advanced Query Messenger is rated higher. Advanced Query Messenger averages 5.0 out of 5 from 1 ratings, while MKSAP 19 averages 4.1 from 38 ratings.

### Do Advanced Query Messenger or MKSAP 19 have ads?

Neither Advanced Query Messenger nor MKSAP 19 shows ads.

### Which is updated more often, Advanced Query Messenger or MKSAP 19?

Advanced Query Messenger ships an update monthly, and MKSAP 19 every 2 months. Most recently, Advanced Query Messenger was updated on October 19, 2026 and MKSAP 19 on October 21, 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.*