Comparison

ABEMPrep vs EM Radiology Reference

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

Head to head
About

ABEMPrep

This educational app helps emergency physicians and medical students prepare for various certification exams. It offers a concise review of key concepts with award-winning faculty and a high pass rate.

Highlights
  • ABEM exam preparation
  • In-training exam prep
  • Shelf exam preparation
  • Didactic review of concepts
  • Peer-reviewed courses
  • Award-winning faculty
Features
Read full description

Welcome Emergency Physicians! Keeping up the American Board of Emergency Medicine (ABEM) Requirements is easier than ever! Let us help you make it PAINLESS! Over 99% pass rate! For Medical Students - Shelf Exam Preparation for Medical Emergency Medicine Rotation For Emergency Medicine Resident Physicians - ABEM InTraining Exam Preparation For Emergency Medicine Written Board Exam - ABEM Qualifying Exam Preparation Why Use ABEMPrep? ABEMPrep provides emergency medicine physicians and medical students with a succinct, didactic review of key Emergency Medicine concepts for the different certification exams throughout a physician’s career. These elegantly designed peer-reviewed courses are intended to strengthen your Emergency Medicine knowledge and prepare you for all of your exams. Award winning faculty with 50+ years of combined experience are eager to help you improve your performance on all Emergency Medicine exams. Dr. Bose scored #1 in the nation on his ABEM In-Training Exam. Together, Dr. McManus and Dr. Bose have helped tens of thousands of emergency physicians through online board reviews for over 20 years.

About

EM Radiology Reference

Features
Read full description

Emergency Medicine Radiology Reference is a fast & intuitive point-of-care imaging quick-reference guide, organized by clinical presentation. Designed for emergency medicine physicians, residents, & medical students, it covers commonly utilized imaging modalities, radiation exposure, contrast considerations, pregnancy & renal impairment considerations, clinical urgency, and educational focus. Organized by symptom category, including Acute Pain, Neurological, Cardiovascular & Respiratory, Trauma, Vascular, GI, & infectious presentations. Features include real-time search, imaging modality filter, bookmarked favorites, personal clinical notes, & verified clinical references linking directly to ACR, ACEP, AHA/ACC, ACOG, & other major specialty organization guidelines. No ads. Ever. For educational purposes only. Not medical advice.

Screenshots

ABEMPrep4 screens
EM Radiology Reference4 screens

Verdict

The call

The clearest difference is update cadence: EM Radiology Reference at every 3 weeks against ABEMPrep's every 3 months. ABEMPrep's advantage is iOS requirement (11.0 vs 16.4). On price, 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

ABEMPrep ships an update every 3 months, EM Radiology Reference every 3 weeks. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.

Scorecard2 real differences · 8 level
ABEMPrep versus EM Radiology Reference: the parameters behind the verdict, then further details
ParameterABEMPrepEM Radiology Reference
PriceFreeFree
Rating3.3 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better16.4
Further details — not scored
Size20 MB31 MB
Age rating17+4+
DeveloperLLSA Prep, LLCA&O4 Technologies LLC

In-app purchases

None

ABEMPrep

No in-app purchases

None

EM Radiology Reference

No in-app purchases

Questions

Is ABEMPrep free?
ABEMPrep is free to download, with no in-app purchases.
Is EM Radiology Reference free?
EM Radiology Reference is free to download, with no in-app purchases.
Do ABEMPrep or EM Radiology Reference have ads?
Neither ABEMPrep nor EM Radiology Reference shows ads.
Which is updated more often, ABEMPrep or EM Radiology Reference?
ABEMPrep ships an update every 3 months, and EM Radiology Reference every 3 weeks. Most recently, ABEMPrep was updated on October 4, 2026 and EM Radiology Reference on October 3, 2026.

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