# SPIRO vs Le Manuel MSD Professionnel

The clearest difference is review sentiment: Le Manuel MSD Professionnel at 96% against SPIRO's 0%. Le Manuel MSD Professionnel also leads on price (Free vs $3.99). On update cadence, ads, in-app purchases and device support there is nothing between them.

Le Manuel MSD Professionnel is free to download; SPIRO costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SPIRO ships an update every 7 months, Le Manuel MSD Professionnel every 6 months. The most recent releases landed on October 15, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | SPIRO | Le Manuel MSD Professionnel |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[4.8 (40 ratings)](https://appshunter.io/ios/app/le-manuel-msd-professionnel/id1188361044/reviews)** |
| Number of ratings | — | **40** |
| Positive reviews | 0.0% of reviews | **95.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 months** |
| Monetization | Paid | **Free** |
| Size | 125 MB | 184 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | +17 |
| Developer | [Universite Laval](https://appshunter.io/developer/386592978) | [Merck Sharp & Dohme LLC](https://appshunter.io/developer/718617686) |

## What reviewers say

### SPIRO

[App page](https://appshunter.io/ios/app/spiro/id1135982423)

This medical app assists healthcare professionals and students in interpreting spirometry tests. It provides diagnostic and treatment suggestions based on entered data and offers access to educational materials and respiratory health guidelines.

**Highlights:** Interpret spirometry tests, Diagnostic suggestions, Treatment suggestions, Access respiratory guidelines, Educational material, Patient follow-up tool

**Features:** Vision Pro support

**In-app purchases:** none


### Le Manuel MSD Professionnel

[App page](https://appshunter.io/ios/app/le-manuel-msd-professionnel/id1188361044)

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:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SPIRO free?

SPIRO costs $3.99, with no in-app purchases.

### Is Le Manuel MSD Professionnel free?

Le Manuel MSD Professionnel is free to download, with no in-app purchases.

### Do SPIRO or Le Manuel MSD Professionnel have ads?

Neither SPIRO nor Le Manuel MSD Professionnel shows ads.

### Which is updated more often, SPIRO or Le Manuel MSD Professionnel?

SPIRO ships an update every 7 months, and Le Manuel MSD Professionnel every 6 months. Most recently, SPIRO was updated on October 15, 2026 and Le Manuel MSD Professionnel on October 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*