Lanthier vs Fit To Drive
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Concise bedside information
- Advanced search function
- Intuitive menus
- Direct links to PubMed
- Personal note-taking
- Cross-device synchronization
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“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
Fit To Drive
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Fit To Drive is a clinical reference tool designed for Canadian healthcare professionals to quickly determine fitness-to-drive recommendations for patients with cardiac, neurological, and seizure conditions. Built on the CCS 2023 Guidelines (Guerra et al., Can J Cardiol 2024) and the CCMTA National Safety Code Standard 6 — Determining Fitness to Drive in Canada, Fit To Drive provides instant, guideline-based recommendations for both private and commercial drivers. CATEGORIES COVERED: • Coronary Artery Disease (CAD) — ACS with/without PCI, CABG, stable angina • Valvular Heart Disease — Medical, transcatheter (TAVR, TEER, TMVR, PBMV), and surgical valve therapies • Arrhythmias — Pacemakers, ICDs, bradyarrhythmias, tachyarrhythmias, EP procedures • Heart Failure — NYHA classification, LVAD, heart transplant • Cardiomyopathy — Brugada, Long QT, ARVC, HCM, Lamin, and other arrhythmogenic cardiomyopathies • Syncope — Vasovagal, situational, unexplained, and arrhythmia-related • Seizures — Provoked, unprovoked, epilepsy, medication changes, and surgical treatment • Stroke — TIA, CVA, and cerebral aneurysm KEY FEATURES: • Private vs. commercial driver recommendations side by side • Important clinical notes with footnotes from the original guidelines • Search across all conditions instantly • Clean, modern interface with glass-effect design • Designed for quick clinic reference IMPORTANT DISCLAIMER: This app is a clinical guideline reference tool and does not replace professional medical judgment. All recommendations should be interpreted in the context of individual patient assessment, local regulations, and specialist consultation. Intended for use by physicians, nurse practitioners, and other licensed healthcare providers in Canada. As a reference guide, and not a diagnostic or prescriptive tool. The user is responsible to double-check all information with the provided references, prior to any action. PRIVACY POLICY: https://www.privacypolicies.com/live/30737ad3-b74f-402c-9c74-ba0c8f7d1073
Screenshots
Verdict
The clearest difference is update cadence: Fit To Drive at monthly against Lanthier's every 2 months. Lanthier's advantage is iOS requirement (16.0 vs 18). 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
Both are free to download. Lanthier sells 2 in-app purchases, starting at $19.49 per year and Fit To Drive sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Lanthier ships an update every 2 months, Fit To Drive monthly. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.
| Parameter | Lanthier | Fit To Drive |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (5 ratings) — better | — |
| Positive reviews | 61.9% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 18 |
| Further details — not scored | ||
| Size | 70 MB | 5 MB |
| Age rating | 17+ | 17+ |
| Developer | Les Éditions Formed inc. | ABHISHEK KUMAR |
In-app purchases
Lanthier
- Lanthier - current users3 Months trial$19.491 Year
- Lanthier - new users7 Days trial$19.491 Year
Fit To Drive
- Monthly$1.991 Month
- Yearly$22.991 Year









