ACR Guidance vs SIR Guidelines
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ACR Guidance
Access clinical guidance content from the ACR on your mobile device. Includes resources for contrast reactions, reporting systems, and incidental findings. Designed for healthcare professionals needing on-the-go reference materials.
- Interactive clinical guidance
- ACR Contrast Reaction Cards
- Reporting and Data Systems (RADS) content
- Incidental Findings (IF) content
- On-the-go reference materials
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The ACR® Guidance App provides interactive mobile access to select clinical guidance content from the ACR website. Download to access the ACR Contrast Reaction Cards, Reporting and Data Systems (RADS), and Incidental Findings (IF) content. This app is intended for healthcare professionals such as radiologists, oncologists, referring physicians, and medical students who desire on the go reference materials from ACR. This app is not a medical device and should not be considered as one. ACR provides this mobile app for reference purposes only. It is not intended to substitute for the independent clinical judgment of a physician or other health care professional user. A physician or other user is solely responsible for verifying the currency and applicability of app content to a particular clinical situation and thus assumes all risk of use. As allowable under applicable law, ACR and ACR’s employees, officers, directors, agents, contractors and volunteers will not be liable for any damages arising out of the use or misuse of the app, its content, or calculations. This includes but is not limited to a user’s inability to access the app or any loss or corruption of a user’s data.
SIR Guidelines
Access evidence-based recommendations and tools for healthcare professionals. Features an interactive calculator for scenario-specific anticoagulation and antibiotic advice, simplifying clinical decision-making at the point of care.
- Access published guidelines and statements
- Interactive periprocedural recommendation calculator
- Scenario-specific anticoagulation and antibiotic recommendations
- Tailored recommendations based on patient and procedural risk
- Clinical Practice Guidelines for IVC Filters
- Continual updates with new guidelines and tools
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The Society of Interventional Radiology (SIR) Guidelines app is the go-to source for SIR’s published guidelines and statements at your fingertips. SIR Guidelines is free to use and allows healthcare workers to quickly access evidence-based recommendations in an easy-to-use point of care format intended to simplify clinical decision-making. The app includes an interactive periprocedural recommendation calculator that generates scenario-specific anticoagulation and antibiotic recommendations based on the SIR consensus guidelines. Users can input medications and patient factors to generate recommendations tailored for the patient’s and procedural bleeding risk. The Clinical Practice Guidelines for IVC Filters provide evidence based guidance for the management of patients with thromboembolic disease. The app will be continually updated to include new Clinical Practice Guidelines (CPGs) and tools to assist in clinical decision-making. The Society is providing information and services on this mobile app as a benefit and educational service intended for licensed health care professionals. The information posted here by the Society or any third party should not be considered medical advice or standard of care, and is not intended to replace the independent judgment of or consultation with a qualified medical professional. The use of the mobile app and the Society Content is voluntary and for educational purposes only. Accordingly, the Society assumes no liability for or relating to the use of the content contained within the mobile app by users.
Screenshots
Verdict
The clearest difference is rating: SIR Guidelines at 5.0 against ACR Guidance's 3.1. SIR Guidelines also leads on update cadence (every 3 weeks vs every 2 months). On price, ratings volume, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SIR Guidelines holds the better App Store score, 5.0 against 3.1. Both are backed by a comparable volume of ratings — 12 and 23 respectively.
ACR Guidance ships an update every 2 months, SIR Guidelines every 3 weeks. Both last shipped on October 24, 2026.
| Parameter | ACR Guidance | SIR Guidelines |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (12 ratings) | 5.0 (23 ratings) — better |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 12 | 23 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 111 MB | 28 MB |
| Age rating | 17+ | 12+ |
| Developer | The American College of Radiology | Society of Interventional Radiology |
Customer experience
ACR Guidance
SIR Guidelines
In-app purchases
ACR Guidance
No in-app purchases
SIR Guidelines
No in-app purchases
Questions
Is ACR Guidance free?
Is SIR Guidelines free?
Which has better reviews, ACR Guidance or SIR Guidelines?
Do ACR Guidance or SIR Guidelines have ads?
Which is updated more often, ACR Guidance or SIR Guidelines?
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