HAS vs IDSA Practice Guidelines
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HAS
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HAS-BLED bleeding risk calculator. Base on the article in Chest. 2010;138(5):1093-1100. doi:10.1378/chest.10-0134. The calculator estimates one year risk of major bleeding when using warfarin in atrial fibrillation. SOG's calculator has been designed with ease of use and clarity in mind. All selections are made on a single page and you can see the risk score and risk assessment change as you switch the options.
IDSA Practice Guidelines
Access and stay updated with the latest clinical guidelines from the Infectious Diseases Society of America. This app offers interactive tools, search functionality, and the ability to bookmark key information and take notes for healthcare professionals.
- Access clinical guidelines
- Interactive tools
- Search guidelines
- Bookmark pages
- Take notes
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Access the Infectious Diseases Society of America (IDSA) guidelines app anytime, anywhere! Download the app today and stay up-to-date on IDSA clinical guidelines, interactive tools, and new resources. The app contains features to search through guidelines, bookmark important pages and take notes on key information. Visit the IDSA app for new guidelines that are released throughout the year and new updates to existing guidelines. Disclaimer: The Infectious Diseases Society of America (IDSA) provides this app (“App)” for health care professionals only, and not the general public. The App is provided for informational purposes only, and it is not intended to provide medical or treatment advice and may not be treated as such by the user. As such, this App may not be relied upon for the purposes of medical diagnosis or as a recommendation for medical care or treatment. The information on this App is not a substitute for professional medical advice, diagnosis or treatment. All content, including text, graphics, images and information, contained on or available through this App is for general information purposes only.
Screenshots
Verdict
The clearest difference is price: IDSA Practice Guidelines at Free against HAS's $0.99. HAS's advantage is update cadence (every 3 weeks vs every 7 months) and iOS requirement (8.0 vs 12.0). On ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
IDSA Practice Guidelines is free to download; HAS costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
HAS ships an update every 3 weeks, IDSA Practice Guidelines every 7 months. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.
| Parameter | HAS | IDSA Practice Guidelines |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 4.8 (559 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 559 — better |
| Update frequency | Every 3 weeks — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 9 MB | 105 MB |
| Age rating | 17+ | 17+ |
| Developer | Timo Strid | Infectious Diseases Society of America |
In-app purchases
HAS
No in-app purchases
IDSA Practice Guidelines
No in-app purchases
Questions
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Is IDSA Practice Guidelines free?
Do HAS or IDSA Practice Guidelines have ads?
Which is updated more often, HAS or IDSA Practice Guidelines?
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