# Know HBV vs GHAPP ACE

The clearest difference is update cadence: GHAPP ACE at fortnightly against Know HBV's every 4 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.

Know HBV ships an update every 4 months, GHAPP ACE fortnightly. The most recent releases landed on June 4, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Know HBV | GHAPP ACE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/know-hbv/id1523455855/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 67 MB | 54 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Hep B Moms](https://appshunter.io/developer/1519551534) | [Tactical Advantage Group LLC](https://appshunter.io/developer/1766897304) |

## What reviewers say

### Know HBV

[App page](https://appshunter.io/ios/app/know-hbv/id1523455855)

This educational tool assists primary healthcare professionals in managing adults with chronic hepatitis B. It offers guidance on monitoring and recommends antiviral treatment based on WHO and AASLD guidelines. It is intended for healthcare providers and not for patient self-diagnosis or treatment decisions.

**Highlights:** Chronic hepatitis B monitoring guidance, Antiviral treatment recommendations, WHO and AASLD guideline adaptation, Educational tool for healthcare professionals, Resource-limited country focus

**Features:** macOS Compatibility

**In-app purchases:** none


### GHAPP ACE

[App page](https://appshunter.io/ios/app/ghapp-ace/id6670617491)

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

**In-app purchases:** none


## Frequently asked questions

### Is Know HBV free?

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

### Is GHAPP ACE free?

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

### Do Know HBV or GHAPP ACE have ads?

Neither Know HBV nor GHAPP ACE shows ads.

### Which is updated more often, Know HBV or GHAPP ACE?

Know HBV ships an update every 4 months, and GHAPP ACE fortnightly. Most recently, Know HBV was updated on June 4, 2026 and GHAPP ACE on September 15, 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.*