Comparison

Eponyms (for students) vs MD on Call

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

Head to head
About

Eponyms (for students)

This app provides quick access to definitions for approximately 1800 medical eponyms, drawing from a comprehensive database. It features a learn mode for efficient study and allows users to search, browse by category, and star favorite terms.

Highlights
  • 1800+ medical eponyms
  • Full text search
  • Browse by category
  • Star favorite eponyms
  • Recently accessed list
  • Quick learn mode
Features
Read full description

Eponyms brings a short description of about 1800 common and obscure medical eponyms (e.g., Rovsing's sign, Virchow's node) to your iPhone, iPad or iPod touch. A perfect tool to quickly look up the meaning of any eponym. It uses the beautiful eponym database from Andrew J. Yee (http://www.eponyms.net/). ## Features • About 1800 eponyms • Full text search • Browse by any of the 26 categories • Star eponyms to keep track of the eponyms you tend to forget or which you know are favorites of your professor • List of recently accessed eponyms • Quick and easy learn mode ## Learn Mode The learn mode allows you to: • swipe to the left to show a random eponym but not its title • swipe to the right to show a random eponym title but not its text • pull down to reveal the hidden info Learn mode displays eponyms from the category you're currently visiting. This means you can either learn eponyms from a given category, only the ones that you've starred or simply all of them. ## Non-students: This is the free student version. Please only download the free version while you (still) are a student. Look for the regular version if you're a professional now.

About

MD on Call

This app provides quick, practical guidance for physicians, residents, and medical students to manage common on-call issues. It offers concise tips for acute assessment and management, helping users efficiently address patient problems without needing to consult lengthy textbooks.

Highlights
  • Quick assessment and management tips
  • Covers 26 frequent on-call situations
  • Management of common electrolyte abnormalities
  • ECG interpretation with examples
  • Guidance on writing medical orders
  • Searchable by acronyms and keywords
Features
Currently charting
Read full description

"fantastic for a review when rushing to a consult." -- Casey Park MD on Call is already trusted by thousands of physicians, residents and medical students around the world. We’ve been there; At 3 AM, you don’t feel like going through a textbook or a long UpToDate article; you just want to get things done. **************** REVIEWS "If you have ever needed a quick reference to learn on the fly or been stumped by a late night call while cross-covering and you are willing to spend a few dollars to avoid that feeling, you should consider this app." iMedicalApps.com “It has all those handy little things that drug guides and medical references just don’t capture concisely.” “I would pay at least double the cost for this handy little reference.” Dr Jessica Otte, drottematic blog **************** **************** AUDIENCE junior residents, interns and medical students INTRO In medical school, we learn a lot about diseases and the basis for their management. However, we are traditionally less exposed to apparently easy problems like pain, nausea or hypokalemia. Quite often, those issues are brought to the attention of the nursing staff in the evening. At that time, the treating team is away and you're on call, running all over the hospital. MD on Call gives you tips on how to QUICKLY assess and manage (acutely) common problems so you can go on assessing the next patient, or to your room to get some well deserved sleep. -- it is NOT meant to replace a textbook -- FEATURES MD on call is divided into 5 main sections: • Issues • 26 frequent on call situations (including management of some specific conditions) Abdominal Pain* Acute Coronary Syndrome* Agitation / Violence Anaphylaxis Bleeding Bradycardia* Chest Pain Constipation Death (Pronouncing) Decreased LOC Dysuria / UTI* Dyspnea Fever Febrile neutropenia Headache Hypertension Hypotension Insomnia Meningitis Nausea / Vomiting Pain Palliation Pneumonia Seizure Tachycardia Wound Dehiscence Wound Infection • Labs • Common electrolytes abnormalities (including management) Hypo Ca, K, Mg, Na, PO4, glycemia Hyper Ca, K, Na, glycemia • ECG • Normal and abnormal ECG values, now with examples • Misc • Suggestions on how to write orders for admission, "comfort measures only", "on call" notes, OR and procedure notes. Transfusions: general information and common reactions Misc: CSF values, opioid conversion... • Lines and Tubes • How to manage common problems, such as a blocked NG tube. • Search • Search using acronyms or keywords **************** Feedback is more than welcome : visit the website for more details **************** DISCLAIMER This publication (application) is to be used as a guide only. It is intended only for use by licensed medical practitioners and medical students. Every doctor (or prescriber) is responsible for their actions. This guide is not meant to replace clinical judgment. The authors of MD on call make no claims regarding the accuracy of the information contained herein. The authors of this application and its content shall not be liable for any injury and/or damage to persons or property arising from the use of this application. It is the responsible of the licensed prescriber to verify the indications, contraindications and dosage of the medication (and actions) they prescribe.

Screenshots

Eponyms (for students)4 screens
MD on Call4 screens

Verdict

The call

The clearest difference is price: Eponyms (for students) at Free against MD on Call's $9.99. Eponyms (for students) also leads on ratings volume (8 vs 1) and review sentiment (88% vs 78%). MD on Call's advantage is rating (5.0 vs 4.5) and chart position (#155 vs unranked). On update cadence, 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

Eponyms (for students) is free to download; MD on Call costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

MD on Call holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Eponyms (for students) has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 88% of Eponyms (for students)'s written reviews are positive against 78% of MD on Call's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Eponyms (for students) ships an update every 7 months, MD on Call every 4 months. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

Scorecard7 real differences · 4 level
Eponyms (for students) versus MD on Call: the parameters behind the verdict, then further details
ParameterEponyms (for students)MD on Call
PriceFree — better$9.99
Rating4.5 (8 ratings)5.0 (1 ratings) — better
Positive reviews88.3% of reviews — better78.1% of reviews
Number of ratings8 — better1
Update frequencyEvery 7 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
Best chart rank—#155 — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS10.0 — better16.0
Further details — not scored
Size18 MB17 MB
Age rating12+17+
DeveloperOssus GmbHMessil inc.

Customer experience

Eponyms (for students)

All ratings8 ratings
Positive87.5%
Neutral0.0%
Negative12.5%
Written reviews188 reviews
Positive88.3%
Neutral4.3%
Negative7.4%

MD on Call

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews64 reviews
Positive78.1%
Neutral10.9%
Negative10.9%

User reviews

Eponyms (for students)

From 8 App Store ratings

What we love

  • 📚 Comprehensive database of medical eponyms
  • 💰 Free version available for students
  • 🎯 Quick reference tool for clinical use
  • 📱 Clean and simple interface
  • 🔍 Easy alphabetical navigation and search

Room to improve

  • 🐛 App crashes frequently on newer iOS versions
  • 📱 Not optimized for newer iPhone models (14 Pro, etc.)
  • 🎨 Outdated user interface design
  • 🔄 Removed alphabet scroll locator in recent updates
  • 📵 Blank pages and display issues on some devices

MD on Call

From 1 App Store ratings

What we love

  • 👍 Handy checklist for on-duty
  • 👍 Useful in ER
  • 👍 Great app design
  • 👍 Packed with useful info
  • 👍 Pragmatic content

Room to improve

  • 👎 Could cover more content
  • 👎 Needs update for iPhone X
  • 👎 Content and references outdated
  • 👎 Needs a refresh
  • 👎 More conditions could be added

Bugs and requests

Eponyms (for students)

Reported bugs

10 issues
  • Blank lines with arrows leading to blank pages
  • App crashes on iOS 11 and newer versions
  • Search function causes list to vanish
  • iTunes application tab opens automatically
  • Full-screen ads that cannot be dismissed
Show 5 more
  • App only displays A-C entries in alphabet
  • Crashes when selecting search feature
  • Display issues on iPhone 4 and newer models
  • Auto-rotate cannot be locked
  • Incompatibility with latest iOS updates

Requested features

15 requests
  • Add images/photos for visual learning
  • User ability to add custom notes to eponyms
  • Pediatric eponyms category
  • Surgical procedures and eponyms section
  • Search within entry descriptions (not just titles)
Show 10 more
  • User submission feature for missing eponyms
  • Flashcard study mode with definition reveal
  • Reverse flashcard mode (definition to eponym)
  • Ability to add personal annotations
  • Triads section
  • Source citations for eponyms
  • Lock auto-rotate feature
  • Background download capability
  • Multitasking support
  • More detailed information than current entries

MD on Call

Reported bugs

3 issues
  • Incompatible with iPhone X
  • Incorrect advice regarding Metaclopramide
  • Incorrect TDF to morphine conversion data

Requested features

16 requests
  • Cover more content
  • Update for iPhone X compatibility
  • Revise content and references for up-to-date information
  • Add more conditions
  • Include common diseases and treatments
Show 11 more
  • Add an 'edit' function to modify and add vignettes
  • Add more clinical scenarios
  • Add medicine dose information
  • Add drug interaction information
  • Include more information with supporting references
  • More streamlined interface
  • Translate to German
  • Translate to French
  • Add more topics
  • Add more clinical high yields and topics
  • Add more futures needed while oncall

In-app purchases

None

Eponyms (for students)

No in-app purchases

None

MD on Call

No in-app purchases

Questions

Is Eponyms (for students) free?
Eponyms (for students) is free to download, with no in-app purchases.
Is MD on Call free?
MD on Call costs $9.99, with no in-app purchases.
Which has better reviews, Eponyms (for students) or MD on Call?
MD on Call is rated higher. Eponyms (for students) averages 4.5 out of 5 from 8 ratings, while MD on Call averages 5.0 from 1 ratings.
Do Eponyms (for students) or MD on Call have ads?
Neither Eponyms (for students) nor MD on Call shows ads.
Which is updated more often, Eponyms (for students) or MD on Call?
Eponyms (for students) ships an update every 7 months, and MD on Call every 4 months. Most recently, Eponyms (for students) was updated on October 31, 2026 and MD on Call on November 6, 2026.

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