Comparison

Iodine Interact vs ACP MKSAP

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

Head to head
About

Iodine Interact

This secure, cloud-based platform allows physicians to efficiently respond to clinical documentation queries for accurate reimbursement and quality reporting. It offers real-time dashboards and reports to track query activity, ensuring compliance.

Highlights
  • Secure, HIPAA-compliant platform
  • Cloud-based query management
  • Physician response tool
  • Real-time dashboards and reports
  • Clinical documentation improvement
Features
Read full description

The physician query is the primary tool hospitals and physician practices use to clarify clinical documentation for proper reimbursement and accurate quality reporting. Interact provides a secure, HIPAA-compliant, cloud-based, query management platform that makes it simple for physicians to respond quickly and compliantly to coding and clinical documentation improvement queries. All query activity is monitored and tracked with real-time dashboards and reports. Your organization must license Iodine Interact from Iodine Software in order for you to use this application.

About

ACP MKSAP

Access comprehensive internal medicine knowledge and practice exam-style questions offline. This app syncs your progress with the online version when connected to the internet. It's designed for physicians to stay updated on the latest evidence and enhance their clinical decision-making skills.

Highlights
  • Offline access to text and questions
  • Thousands of exam-like multiple-choice questions
  • Patient-based clinical scenarios
  • Syncs progress with online version
  • Includes figures, charts, and tables
  • Targets knowledge gaps
Features
Read full description

This app supplements the online version and is included with your ACP MKSAP subscription. Simply log in with your ACP or ACP MKSAP 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 ACP Medical Knowledge Self-Assessment Program℠ (ACP MKSAP℠) 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. ACP MKSAP consists of well-researched text sections and thousands of exam-like multiple-choice questions along with hundreds of figures, charts, and tables to enhance your learning experience. ACP MKSAP'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 ACP MKSAP subscribers 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. Subscriber License Agreement: https://mksap.acponline.org/license

Screenshots

Iodine Interact2 screens
ACP MKSAP1 screens

Verdict

The call

Iodine Interact and ACP MKSAP both sit at 4.2 stars, but that hides the real split: 100% of Iodine Interact's written reviews are positive against 57% of ACP MKSAP's. Iodine Interact also leads on in-app purchases (none vs 1). ACP MKSAP's advantage is update cadence (every 10 days vs every 19 months) and iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and ads 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. ACP MKSAP sells 1 in-app purchase, starting at $999.99 per year. Iodine Interact asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.2 for Iodine Interact against 4.2 for ACP MKSAP. Both are backed by a comparable volume of ratings — 18 and 17 respectively. Written reviews are what separate them: 100% of Iodine Interact's written reviews are positive against 57% of ACP MKSAP's.

UpkeepUpdate frequency

Iodine Interact ships an update every 19 months, ACP MKSAP every 10 days. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
Iodine Interact versus ACP MKSAP: the parameters behind the verdict, then further details
ParameterIodine InteractACP MKSAP
PriceFreeFree
Rating4.2 (18 ratings) — better4.2 (17 ratings)
Positive reviews100.0% of reviews — better57.1% of reviews
Number of ratings18 — better17
Update frequencyEvery 19 monthsEvery 10 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size19 MB540 MB
Age rating17+17+
DeveloperIodine Software LLCAmerican College of Physicians

Customer experience

Iodine Interact

All ratings18 ratings
Positive77.8%
Neutral5.6%
Negative16.7%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

ACP MKSAP

All ratings16 ratings
Positive81.3%
Neutral0.0%
Negative18.8%
Written reviews7 reviews
Positive57.1%
Neutral0.0%
Negative42.9%

In-app purchases

None

Iodine Interact

No in-app purchases

1 purchases

ACP MKSAP

Subscriptions1
  • Non-member in-app price$999.991 Year

Questions

Is Iodine Interact free?
Iodine Interact is free to download, with no in-app purchases.
Is ACP MKSAP free?
ACP MKSAP is free to download, with in-app purchases available.
Which has better reviews, Iodine Interact or ACP MKSAP?
Iodine Interact is rated higher. Iodine Interact averages 4.2 out of 5 from 18 ratings, while ACP MKSAP averages 4.2 from 17 ratings.
Do Iodine Interact or ACP MKSAP have ads?
Neither Iodine Interact nor ACP MKSAP shows ads.
Which is updated more often, Iodine Interact or ACP MKSAP?
Iodine Interact ships an update every 19 months, and ACP MKSAP every 10 days. Most recently, Iodine Interact was updated on November 2, 2026 and ACP MKSAP on November 3, 2026.

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