Comparison

SIR Guidelines vs MKSAP 19

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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.

About

MKSAP 19

This medical education app provides access to current information in internal medicine and subspecialties. It includes exam-like questions and patient-based clinical scenarios to help physicians assess and update their knowledge. Offline access to content is available for subscribers.

Highlights
  • Current internal medicine information
  • 1,200 exam-like multiple-choice questions
  • Patient-based clinical scenarios
  • Offline content access
  • Syncs with online version
  • Enhances learning with figures, charts, and tables
Features
Read full description

This app supplements the online version and is included with the MKSAP 19 Digital, MKSAP 19 Complete Green, and MKSAP 19 Complete subscriptions. Simply log in with your ACP or MKSAP 19 username and password. If you need assistance setting up your account, visit ACP Online. Some functionality within the app requires an active internet connection. Your suggestions for future updates and enhanced features are welcome at mksap_editors@acponline.org. The new Medical Knowledge Self-Assessment Program® (MKSAP® 19) provides you with the most current and critical information in the core of internal medicine and its subspecialties so you can stay aware of what you need to know as a practicing physician in internal medicine today. MKSAP 19 consists of well-researched text sections and 1,200 exam-like multiple-choice questions along with hundreds of figures, charts, and tables to enhance your learning experience. MKSAP 19's original, high-quality questions comprise patient-based clinical scenarios based on the latest evidence. Each question will challenge your decision-making, help you discover areas of strength, and target areas for you to update or acquire new knowledge. This app enables subscribers to MKSAP 19 Digital, MKSAP 19 Complete Green, or MKSAP 19 Complete to read all of the text and answer all of the questions offline. When you are connected to the Internet, answers will sync automatically with the online version. The publisher of this app, the American College of Physicians, is the largest medical specialty organization in the United States with members in more than 145 countries worldwide. ACP membership includes 161,000 internal medicine physicians (internists), related subspecialists, and medical students. Internal medicine physicians are specialists who apply scientific knowledge and clinical expertise to the diagnosis, treatment, and compassionate care of adults across the spectrum from health to complex illness.

Screenshots

SIR Guidelines4 screens
MKSAP 191 screens

Verdict

The call

The clearest difference is rating: SIR Guidelines at 5.0 against MKSAP 19's 4.1. SIR Guidelines also leads on update cadence (every 3 weeks vs every 2 months). MKSAP 19's advantage is iOS requirement (12.0 vs 15.1). 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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

SIR Guidelines holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 23 and 38 respectively.

UpkeepUpdate frequency

SIR Guidelines ships an update every 3 weeks, MKSAP 19 every 2 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

Scorecard3 real differences · 7 level
SIR Guidelines versus MKSAP 19: the parameters behind the verdict, then further details
ParameterSIR GuidelinesMKSAP 19
PriceFreeFree
Rating5.0 (23 ratings) — better4.1 (38 ratings)
Positive reviews—70.6% of reviews
Number of ratings2338 — better
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.112.0 — better
Further details — not scored
Size28 MB423 MB
Age rating12+17+
DeveloperSociety of Interventional RadiologyAmerican College of Physicians

Customer experience

SIR Guidelines

All ratings23 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

MKSAP 19

All ratings37 ratings
Positive73.0%
Neutral16.2%
Negative10.8%
Written reviews17 reviews
Positive70.6%
Neutral17.6%
Negative11.8%

In-app purchases

None

SIR Guidelines

No in-app purchases

None

MKSAP 19

No in-app purchases

Questions

Is SIR Guidelines free?
SIR Guidelines is free to download, with no in-app purchases.
Is MKSAP 19 free?
MKSAP 19 is free to download, with no in-app purchases.
Which has better reviews, SIR Guidelines or MKSAP 19?
SIR Guidelines is rated higher. SIR Guidelines averages 5.0 out of 5 from 23 ratings, while MKSAP 19 averages 4.1 from 38 ratings.
Do SIR Guidelines or MKSAP 19 have ads?
Neither SIR Guidelines nor MKSAP 19 shows ads.
Which is updated more often, SIR Guidelines or MKSAP 19?
SIR Guidelines ships an update every 3 weeks, and MKSAP 19 every 2 months. Most recently, SIR Guidelines was updated on October 24, 2026 and MKSAP 19 on October 21, 2026.

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