# IMPACT vs 造口護理通

The clearest difference is review sentiment: 造口護理通 at 100% against IMPACT's 67%. IMPACT's advantage is update cadence (every 3 months vs every 11 months). 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.

IMPACT ships an update every 3 months, 造口護理通 every 11 months. The most recent releases landed on October 23, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | IMPACT | 造口護理通 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 11 months |
| Monetization | Free | — |
| Size | 114 MB | 304 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Infection Control Branch, Centre for Health Protection, Department Of Health, HKSAR](https://appshunter.io/developer/592326133) | [Hospital Authority](https://appshunter.io/developer/514882872) |

## What reviewers say

### IMPACT

[App page](https://appshunter.io/ios/app/impact/id592326130)

This medical reference app provides health professionals with guidelines on appropriate antimicrobial drug use. It incorporates the latest scientific evidence and local pathogen data to combat antimicrobial resistance and improve patient care.

**Highlights:** Antimicrobial drug usage guidelines, Empirical therapy for infections, Treatment of infections with known pathogens, Surgical prophylaxis data, Pathogen prevalence and sensitivity patterns, Safe antibiotic use tips, Penicillin allergy management

**Features:** macOS Compatibility

**In-app purchases:** none


### 造口護理通

[App page](https://appshunter.io/ios/app/id1123510120)

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

**In-app purchases:** none


## Frequently asked questions

### Is IMPACT free?

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

### Is 造口護理通 free?

造口護理通 is free to download, with no in-app purchases.

### Do IMPACT or 造口護理通 have ads?

Neither IMPACT nor 造口護理通 shows ads.

### Which is updated more often, IMPACT or 造口護理通?

IMPACT ships an update every 3 months, and 造口護理通 every 11 months. Most recently, IMPACT was updated on October 23, 2026 and 造口護理通 on October 10, 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.*