# Pneumotox. vs APAPP ACE

The clearest difference is update cadence: APAPP ACE at every 4 days against Pneumotox.'s every 42 months. APAPP ACE also leads on iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

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

Pneumotox. ships an update every 42 months, APAPP ACE every 4 days. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Pneumotox. | APAPP ACE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (7 ratings)](https://appshunter.io/ios/app/pneumotox/id495707401/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 42 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 48 MB | 16 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Philippe Camus](https://appshunter.io/developer/1438857331) | [Focus Medical Communications, LLC](https://appshunter.io/developer/1744148484) |

## What reviewers say

### Pneumotox.

[App page](https://appshunter.io/ios/app/pneumotox/id495707401)

This app aids in diagnosing respiratory and cardiac diseases suspected of being drug-induced. It provides extensive information and bibliography from over 35,000 reviewed references, organized by causative drugs and respiratory patterns. It helps assess drug causality and offers diagnostic prompts.

**Highlights:** Diagnose drug-induced respiratory diseases, Extensive bibliography from 35,000+ references, Organized by causative drugs and respiratory patterns, Drug causality assessment tool, Diagnostic prompts and Naranjo scale integration, Information on various drug administration routes

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

**In-app purchases:** none


### APAPP ACE

[App page](https://appshunter.io/ios/app/apapp-ace/id6502762731)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pneumotox. free?

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

### Is APAPP ACE free?

APAPP ACE is free to download, with no in-app purchases.

### Do Pneumotox. or APAPP ACE have ads?

Neither Pneumotox. nor APAPP ACE shows ads.

### Which is updated more often, Pneumotox. or APAPP ACE?

Pneumotox. ships an update every 42 months, and APAPP ACE every 4 days. Most recently, Pneumotox. was updated on October 10, 2026 and APAPP ACE on October 9, 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.*