Comparison

Lanthier vs Le Manuel MSD Professionnel

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

Head to head
About

Lanthier

Access up-to-date internal medicine information and guidelines quickly and efficiently. This app offers a fast search function, intuitive menus, and direct links to PubMed references. It's designed for physicians, residents, and medical students to use at the bedside.

Highlights
  • Concise bedside information
  • Advanced search function
  • Intuitive menus
  • Direct links to PubMed
  • Personal note-taking
  • Cross-device synchronization
Features
Read full description

“Lanthier” is an internal medicine app based on the seventh edition of the bestselling pocketbook. Completely re-imagined for iOS, this app will allow any physician, resident or medical student to access up-to-date medical information and guidelines quickly and efficiently. Free 7 days trial subscription! “Lanthier Practical Guide to Internal Medicine is a good choice for an app to replace your pocketbook. Beyond providing quality content with references, it has an excellent design that makes it more than just a digitized version of a book. Finding clinically relevant information about a condition is quick and easy.” iMedicalApp.com — FEATURES — • Concise: edited to be useful at the bedside. • Fast: advanced search function, intuitive menus. • Direct link to the references on PubMed and now through Read by QxMD (internet connection required). Build your paper collection using articles selected by Dr Lanthier himself. • MedCalX integration (sold separately): for quick access to the trusted medical calculator. • Take personal notes within the topics and synchronize them across your iOS devices. Perfect for studying for board exams! — TOPICS — Cardiology Dermatology (new) Endocrinology Gastroenterology General Internal Medicine Hematology Infectious Diseases Nephrology Neurology Oncology Pneumology Rheumatology — ABOUT THE LEAD AUTHORS — Dr Luc Lanthier practices General Internal Medicine at the Sherbrooke University Hospital Center and is a Professor of Medicine at the Faculty of Medicine and Health Sciences of the University of Sherbrooke. He is former chair of the French Examination Board for Internal Medicine Exam at the Royal College of Physicians and Surgeons of Canada. Dr Donald Echenberg practices General Internal Medicine at the Sherbrooke University Hospital Center and is an Associate Professor of Medicine at the Faculty of Medicine and Health Sciences of the University of Sherbrooke. He is past president of the Canadian Society of Internal Medicine and is currently Governor of the Quebec Chapter of the American College of Physicians. — 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. Therapeutic options presented in this guide reflect current approaches and guidelines in the field of internal medicine. Content has been peer reviewed by leading experts in their respective fields. The authors of Lanthier - Practical Guide to Internal Medicine shall not be liable for any injury and/or damage to persons or property arising from the use of this application. This guide is not meant to replace clinical judgment. It is the responsibility of the licensed prescriber to verify the indications, contraindications and dosage of the medication (and actions) they prescribe. — ABOUT SUBSCRIPTION — Lanthier - Internal Medicine is offered as a subscription service, renewed automatically. Payment will be charged to iTunes Account at confirmation of purchase. The subscription will automatically renew unless auto-renew is turned off at least 24-hours before the end of the current period. The iTunes Account will be charged for renewal within 24-hours prior to the end of the current period. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the application «Settings» section and tapping «Manage Subscriptions» after purchase. For more information on Terms of Use visit https://lanthiermed.com/terms-of-use

About

Le Manuel MSD Professionnel

This medical reference app provides healthcare professionals, nurses, and students with practical information on thousands of conditions across major medical and surgical specialties. It includes etiology, pathophysiology, prognosis, and treatment options, along with images, videos, and quizzes.

Highlights
  • Thousands of regularly updated medical topics
  • Images and illustrations of conditions
  • Practical videos on procedures
  • Knowledge check quizzes
  • Medical news and editorials
Features
Read full description

REMARQUE SPÉCIFIQUE SUR LE TÉLÉCHARGEMENT *** Le téléchargement de cette appli se fait en 2 étapes : la première consiste à télécharger le modèle d’application, la deuxième consiste à télécharger entièrement le contenu de l’application. Cela peut prendre 5 à 10 minutes en Wi-Fi. Ne quittez pas l’appli avant d’avoir terminé les deux étapes de téléchargement. *** Actuellement, la quantité de données médicales double tous les 18 mois et le rythme s’accélère. Restez informés grâce à l’appli du Manuel MSD, version pour les professionnels de la santé. L’appli du Manuel MSD, version pour les professionnels de la santé, propose aux prestataires de soins de santé, au personnel infirmier et aux étudiants des informations claires et pratiques sur des milliers de pathologies dans les principales spécialités médicales et chirurgicales. Elle aborde l’étiologie, la physiopathologie, le pronostic et les options d’évaluation et de traitement. L’appli du Manuel MSD, version pour les professionnels de la santé, propose : • Des milliers de sujets rédigés et régulièrement mis à jour par plus de 350 médecins enseignants • Des photographies et illustrations de milliers d’affections et de maladies • Des vidéos pratiques sur de nombreuses procédures ambulatoires et consultations. Vidéos pédagogiques concises réalisées par des experts médicaux sur les principaux sujets suivants : - Techniques d’immobilisation plâtrée et de contention - Examens orthopédiques - Examens neurologiques - Procédures obstétriques - Procédures ambulatoires (notamment IV, tubes, cathéters, réductions de luxations,...) • Des questionnaires* de contrôle de connaissances des troubles médicaux, symptômes et traitements • Des actualités médicales et des explications* sur des sujets médicaux courants et importants • Des éditoriaux* rédigés par des experts médicaux qualifiés * Un accès à Internet est nécessaire. À propos des Manuels MSD Notre mission est simple : Nous pensons que les informations concernant la santé constituent un droit universel et que chacun a le droit d’avoir des informations médicales exactes, accessibles et exploitables. Nous avons la responsabilité de protéger, conserver et partager les meilleures informations médicales actuelles afin de permettre des décisions plus éclairées, d’améliorer les relations entre patients et professionnels, et d’améliorer les résultats thérapeutiques. C’est pour cela que nous proposons gratuitement les Manuels MSD au format numérique aux professionnels et aux patients du monde entier. Aucun enregistrement ni inscription n’est nécessaire et il n’y a pas de publicités. NOND-1179303-0001 04/16 Cette application est destinée aux professionnels de santé. Pour plus d’informations, veuillez lire le contrat de licence d’utilisateur final sur https://www.msd.com/policy/terms-of-use/home.html Pour en savoir plus sur la protection des données personnelles, veuillez consulter notre politique de confidentialité sur https://www.msdprivacy.com Signalement d’événement indésirable (EI) : pour signaler un EI survenant avec un produit MSD spécifique, contactez le centre de services national au 1-800-672-6372. Les pays autres que les États-Unis peuvent avoir des procédures spécifiques de signalement des EI. Pour plus d’informations, contactez votre bureau MSD local ou les autorités sanitaires de votre pays. Pour toute question ou pour obtenir de l’aide, contactez-nous à msdmanualsinfo@msd.com

Screenshots

Lanthier4 screens
Le Manuel MSD Professionnel4 screens

Verdict

The call

The clearest difference is rating: Le Manuel MSD Professionnel at 4.8 against Lanthier's 3.8. Le Manuel MSD Professionnel also leads on in-app purchases (none vs 2) and review sentiment (96% vs 62%). Lanthier's advantage is update cadence (every 2 months vs every 6 months). On price, ads 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. Lanthier sells 2 in-app purchases, starting at $19.49 per year. Le Manuel MSD Professionnel asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Le Manuel MSD Professionnel holds the better App Store score, 4.8 against 3.8. That said, the two scores are not equally well evidenced: Le Manuel MSD Professionnel has 37 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 62% of Lanthier's written reviews are positive against 96% of Le Manuel MSD Professionnel's.

UpkeepUpdate frequency

Lanthier ships an update every 2 months, Le Manuel MSD Professionnel every 6 months. The most recent releases landed on September 10, 2026 and September 24, 2026 respectively.

Scorecard7 real differences · 3 level
Lanthier versus Le Manuel MSD Professionnel: the parameters behind the verdict, then further details
ParameterLanthierLe Manuel MSD Professionnel
PriceFreeFree
Rating3.8 (5 ratings)4.8 (37 ratings) — better
Positive reviews61.9% of reviews95.6% of reviews — better
Number of ratings537 — better
Update frequencyEvery 2 months — betterEvery 6 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size70 MB184 MB
Age rating17+17+
DeveloperLes Éditions Formed inc.Merck Sharp & Dohme LLC

Customer experience

Lanthier

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews21 reviews
Positive61.9%
Neutral9.5%
Negative28.6%

Le Manuel MSD Professionnel

All ratings37 ratings
Positive97.3%
Neutral2.7%
Negative0.0%
Written reviews68 reviews
Positive95.6%
Neutral2.9%
Negative1.5%

In-app purchases

2 purchases

Lanthier

Subscriptions2
  • Lanthier - current users3 Months trial$19.491 Year
  • Lanthier - new users7 Days trial$19.491 Year
None

Le Manuel MSD Professionnel

No in-app purchases

Questions

Is Lanthier free?
Lanthier is free to download, with in-app purchases available.
Is Le Manuel MSD Professionnel free?
Le Manuel MSD Professionnel is free to download, with no in-app purchases.
Which has better reviews, Lanthier or Le Manuel MSD Professionnel?
Le Manuel MSD Professionnel is rated higher. Lanthier averages 3.8 out of 5 from 5 ratings, while Le Manuel MSD Professionnel averages 4.8 from 37 ratings.
Do Lanthier or Le Manuel MSD Professionnel have ads?
Neither Lanthier nor Le Manuel MSD Professionnel shows ads.
Which is updated more often, Lanthier or Le Manuel MSD Professionnel?
Lanthier ships an update every 2 months, and Le Manuel MSD Professionnel every 6 months. Most recently, Lanthier was updated on September 10, 2026 and Le Manuel MSD Professionnel on September 24, 2026.

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