# HIV vs Syphilis Tools

The clearest difference is rating: HIV at 5.0 against Syphilis Tools's 4.5. HIV also leads on iOS requirement (13.0 vs 15.0.0). Syphilis Tools's advantage is update cadence (every 11 days vs every 7 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 holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

HIV ships an update every 7 months, Syphilis Tools every 11 days. The most recent releases landed on September 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | HIV | Syphilis Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hiv-dhhs-guidelines/id1216837692/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/syphilis-tools/id6758426004/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 11 days** |
| Monetization | Free | Free |
| Size | 19 MB | 57 MB |
| Requires iOS | **13.0** | 15.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [VirologyEd Consultants, LLC](https://appshunter.io/developer/1216837691) | [University Of Washington](https://appshunter.io/developer/328228464) |

## What reviewers say

### HIV

[App page](https://appshunter.io/ios/app/hiv-dhhs-guidelines/id1216837692)

This app provides clinicians with information on HIV medications, drug interactions, and co-prescribed primary care medications. It includes resources for HIV-HIV combinations, drug metabolism, and links to external support websites and phone numbers.

**Highlights:** HIV medication information, Drug interaction checker, HIV-HIV interaction data, Drug metabolism details, Links to web resources, Clinical support phone numbers

**Features:** macOS Compatibility

**In-app purchases:** none


### Syphilis Tools

[App page](https://appshunter.io/ios/app/syphilis-tools/id6758426004)

This medical reference app provides healthcare professionals and trainees with up-to-date information on diagnosing, treating, and preventing syphilis. It includes tools for screening, serologic testing, staging, treatment, monitoring, and partner management, all based on CDC guidelines.

**Highlights:** CDC STI Treatment Guidelines, Offline accessibility, Geographic Risk Tool, Serologic Testing Interpretation, Nontreponemal Titer Tool, Treatment Regimen Summaries, Partner Management Guidance

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

**In-app purchases:** none


## Frequently asked questions

### Is HIV free?

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

### Is Syphilis Tools free?

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

### Which has better reviews, HIV or Syphilis Tools?

HIV is rated higher. HIV averages 5.0 out of 5 from 1 ratings, while Syphilis Tools averages 4.5 from 2 ratings.

### Do HIV or Syphilis Tools have ads?

Neither HIV nor Syphilis Tools shows ads.

### Which is updated more often, HIV or Syphilis Tools?

HIV ships an update every 7 months, and Syphilis Tools every 11 days. Most recently, HIV was updated on September 27, 2026 and Syphilis Tools on October 31, 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.*