# Know HBV vs HIV Care Tools

The clearest difference is rating: HIV Care Tools at 5.0 against Know HBV's 4.3. HIV Care Tools also leads on update cadence (every 2 months vs every 4 months). On price, ratings volume, 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.

HIV Care Tools holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 4 respectively.

Know HBV ships an update every 4 months, HIV Care Tools every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Know HBV | HIV Care Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/know-hbv/id1523455855/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/hiv-care-tools/id1551420790/reviews)** |
| Number of ratings | 3 | **4** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 67 MB | 11 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Hep B Moms](https://appshunter.io/developer/1519551534) | [University of California at San Francisco](https://appshunter.io/developer/446489325) |

## 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


### HIV Care Tools

[App page](https://appshunter.io/ios/app/hiv-care-tools/id1551420790)

Provides clinicians with free point-of-care tools for HIV testing, prevention, and treatment. Features include an ARV interactions checker, quick guides, clinical calculators, and access to clinician support lines.

**Highlights:** ARV interactions checker, HIV testing and prevention guides, Clinical calculators and screeners, Access to clinician support lines, Offline content access

**In-app purchases:** none


## Frequently asked questions

### Is Know HBV free?

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

### Is HIV Care Tools free?

HIV Care Tools is free to download, with no in-app purchases.

### Which has better reviews, Know HBV or HIV Care Tools?

HIV Care Tools is rated higher. Know HBV averages 4.3 out of 5 from 3 ratings, while HIV Care Tools averages 5.0 from 4 ratings.

### Do Know HBV or HIV Care Tools have ads?

Neither Know HBV nor HIV Care Tools shows ads.

### Which is updated more often, Know HBV or HIV Care Tools?

Know HBV ships an update every 4 months, and HIV Care Tools every 2 months. Most recently, Know HBV was updated on November 3, 2026 and HIV Care Tools on November 3, 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.*