# CDN STBBI Guidelines vs ClerQ Aid

The clearest difference is update cadence: ClerQ Aid at fortnightly against CDN STBBI Guidelines'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.

CDN STBBI Guidelines ships an update every 4 months, ClerQ Aid fortnightly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | CDN STBBI Guidelines | ClerQ Aid |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 29 MB | 23 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Health Canada / Santé Canada](https://appshunter.io/developer/408663392) | [Matthew Gynn](https://appshunter.io/developer/1546169509) |

## What reviewers say

### CDN STBBI Guidelines

[App page](https://appshunter.io/ios/app/cdn-stbbi-guidelines/id958263397)

This app offers Canadian health professionals current recommendations for screening, diagnosing, managing, and treating sexually transmitted infections (STIs). It's based on updated guidelines and complementary resources, focusing on uncomplicated STIs in adults and youth.

**Highlights:** STI screening recommendations, Diagnosis guidance, Management protocols, Treatment strategies, Antibiotic-resistant gonorrhea updates, Concise and easy-to-use format

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

**In-app purchases:** none


### ClerQ Aid

[App page](https://appshunter.io/ios/app/clerq-aid/id1546169507)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CDN STBBI Guidelines free?

CDN STBBI Guidelines is free to download, with no in-app purchases.

### Is ClerQ Aid free?

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

### Do CDN STBBI Guidelines or ClerQ Aid have ads?

Neither CDN STBBI Guidelines nor ClerQ Aid shows ads.

### Which is updated more often, CDN STBBI Guidelines or ClerQ Aid?

CDN STBBI Guidelines ships an update every 4 months, and ClerQ Aid fortnightly. Most recently, CDN STBBI Guidelines was updated on November 7, 2026 and ClerQ Aid 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.*