# Advanced Query Messenger vs CDI+

The clearest difference is update cadence: Advanced Query Messenger at monthly against CDI+'s every 4 months. CDI+'s advantage is iOS requirement (8.0 vs 17.6). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Advanced Query Messenger against 5.0 for CDI+. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Advanced Query Messenger ships an update monthly, CDI+ every 4 months. The most recent releases landed on October 13, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Advanced Query Messenger | CDI+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/advanced-query-messenger/id1506619295/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/cdi-plus/id1553574519/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free | Free |
| Size | 16 MB | 42 MB |
| Requires iOS | 17.6 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Solventum US LLC](https://appshunter.io/developer/1739188254) | [Pinson and Tang LLC](https://appshunter.io/developer/1188201611) |

## 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


### CDI+

[App page](https://appshunter.io/ios/app/cdi-plus/id1553574519)

This app provides guidance for coding and clinical documentation integrity professionals. It explains principles for accurate documentation to help healthcare facilities improve their records. The content is based on a long-standing, annually updated pocket guide.

**Highlights:** Accurate documentation principles, Coding professional guidance, Physician documentation support, Annual content updates, Easy-to-grasp explanations

**Features:** macOS Compatibility

**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 CDI+ free?

CDI+ is free to download, with no in-app purchases.

### Which has better reviews, Advanced Query Messenger or CDI+?

Advanced Query Messenger and CDI+ are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Advanced Query Messenger or CDI+ have ads?

Neither Advanced Query Messenger nor CDI+ shows ads.

### Which is updated more often, Advanced Query Messenger or CDI+?

Advanced Query Messenger ships an update monthly, and CDI+ every 4 months. Most recently, Advanced Query Messenger was updated on October 13, 2026 and CDI+ on September 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.*