# WHO TB Guide vs Syphilis Tools

The clearest difference is rating: WHO TB Guide at 5.0 against Syphilis Tools's 4.5. WHO TB Guide also leads on iOS requirement (12.4 vs 15.0.0). Syphilis Tools's advantage is update cadence (every 11 days vs every 3 months). On price, review sentiment, ratings volume and ads there is nothing between them.

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

WHO TB Guide holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

WHO TB Guide ships an update every 3 months, Syphilis Tools every 11 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | WHO TB Guide | Syphilis Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/who-tb-guide/id1569546750/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 | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 11 days** |
| Monetization | Free | Free |
| Size | 332 MB | 57 MB |
| Requires iOS | **12.4** | 15.0.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [World Health Organization](https://appshunter.io/developer/1462736279) | [University Of Washington](https://appshunter.io/developer/328228464) |

## What reviewers say

### WHO TB Guide

[App page](https://appshunter.io/ios/app/who-tb-guide/id1569546750)

Access the latest WHO tuberculosis guidance, including recommendations and implementation aids, directly on your device. This app provides quick access to modular guidelines and operational handbooks, with offline functionality and an enhanced search feature.

**Highlights:** Latest WHO tuberculosis guidance, Recommendations and implementation aids, Modular guidelines and operational handbooks, Enhanced search function, Offline access, Bookmark content

**Features:** Vision Pro support

**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 WHO TB Guide free?

WHO TB Guide 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, WHO TB Guide or Syphilis Tools?

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

### Do WHO TB Guide or Syphilis Tools have ads?

Neither WHO TB Guide nor Syphilis Tools shows ads.

### Which is updated more often, WHO TB Guide or Syphilis Tools?

WHO TB Guide ships an update every 3 months, and Syphilis Tools every 11 days. Most recently, WHO TB Guide was updated on November 3, 2026 and Syphilis Tools on November 5, 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.*