Comparison

Lanthier vs INESSS

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

INESSS

This application provides clinicians with optimal use guides and clinical support tools. It aims to promote clinical excellence and efficient resource use in healthcare and social services.

Highlights
  • Optimal use guides
  • Clinical support tools
  • Promotes clinical excellence
  • Efficient resource utilization
  • Recommendations for adoption and use
Features
Read full description

L'Institut national d'excellence en santé et en services sociaux (INESSS) a pour mission de promouvoir l'excellence clinique et l'utilisation efficace des ressources dans le secteur de la santé et des services sociaux. Au cœur de cette mission, l'Institut évalue notamment les avantages cliniques et les coûts des technologies, des médicaments et des modes d'intervention en santé et en services sociaux. Il émet des recommandations quant à leur adoption, leur utilisation ou leur couverture par le régime public, et élabore des guides de pratique clinique afin d'en assurer l'usage optimal. L'INESSS a réalisé une série de produits dont cette application regroupe divers guides d'usage optimal et outils de soutien clinique destinés aux cliniciens afin de les soutenir et les orienter dans leur pratique.

Screenshots

Lanthier4 screens
INESSS4 screens

Verdict

The call

The clearest difference is review sentiment: Lanthier at 62% against INESSS's 0%. INESSS's advantage is in-app purchases (none vs 2) and update cadence (monthly vs every 2 months). On price, ads, device support and iOS requirement 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. INESSS asks for nothing beyond the download.

UpkeepUpdate frequency

Lanthier ships an update every 2 months, INESSS monthly. The most recent releases landed on September 10, 2026 and September 22, 2026 respectively.

Scorecard4 real differences · 6 level
Lanthier versus INESSS: the parameters behind the verdict, then further details
ParameterLanthierINESSS
PriceFreeFree
Rating3.8 (5 ratings) — better—
Positive reviews61.9% of reviews — better0.0% of reviews
Number of ratings5 — better—
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.6 — better
Further details — not scored
Size70 MB337 MB
Age rating17+17+
DeveloperLes Éditions Formed inc.INESSS

Customer experience

Lanthier

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

INESSS

Written reviews2 reviews
Positive0.0%
Neutral50.0%
Negative50.0%

In-app purchases

2 purchases

Lanthier

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

INESSS

No in-app purchases

Questions

Is Lanthier free?
Lanthier is free to download, with in-app purchases available.
Is INESSS free?
INESSS is free to download, with no in-app purchases.
Do Lanthier or INESSS have ads?
Neither Lanthier nor INESSS shows ads.
Which is updated more often, Lanthier or INESSS?
Lanthier ships an update every 2 months, and INESSS monthly. Most recently, Lanthier was updated on September 10, 2026 and INESSS on September 22, 2026.

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