# AHS EMS vs Lanthier

The clearest difference is rating: AHS EMS at 5.0 against Lanthier's 3.8. AHS EMS also leads on in-app purchases (none vs 2) and iOS requirement (12.0 vs 16.0). Lanthier's advantage is review sentiment (62% vs 34%) and update cadence (every 2 months vs every 11 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Lanthier sells 2 in-app purchases, starting at $19.49 per year. AHS EMS asks for nothing beyond the download.

AHS EMS holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews complicate that: 34% of AHS EMS's written reviews are positive against 62% of Lanthier's, so the app with the better star average is not the one people write more warmly about.

AHS EMS ships an update every 11 months, Lanthier every 2 months. The most recent releases landed on September 20, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | AHS EMS | Lanthier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ahs-ems/id413312484/reviews)** | [3.8 (5 ratings)](https://appshunter.io/ios/app/lanthier/id701664895/reviews) |
| Number of ratings | 2 | **5** |
| Positive reviews | 34.0% of reviews | **61.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | **Free** | Subscription |
| Size | 28 MB | 70 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [The Essential Talk Network Incorporated](https://appshunter.io/developer/357541284) | [Les Éditions Formed inc.](https://appshunter.io/developer/442932971) |

## What reviewers say

### AHS EMS

[App page](https://appshunter.io/ios/app/ahs-ems/id413312484)

Access essential Alberta Health Services Medical Control Protocols for pre-hospital emergency medical providers. Includes adult and pediatric algorithms, reference materials, and pharmacology information.

**Highlights:** Alberta Health Services Protocols, Medical Control, Medical First Response, Incident Response, Adult and pediatric algorithms, Reference material, Pharmacology information

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Lanthier

[App page](https://appshunter.io/ios/app/lanthier/id701664895)

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:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lanthier - current users | $19.49 | per year |
| Lanthier - new users | $19.49 | per year |


## Frequently asked questions

### Is AHS EMS free?

AHS EMS is free to download, with no in-app purchases.

### Is Lanthier free?

Lanthier is free to download, with in-app purchases available.

### Which has better reviews, AHS EMS or Lanthier?

AHS EMS is rated higher. AHS EMS averages 5.0 out of 5 from 2 ratings, while Lanthier averages 3.8 from 5 ratings.

### Do AHS EMS or Lanthier have ads?

Neither AHS EMS nor Lanthier shows ads.

### Which is updated more often, AHS EMS or Lanthier?

AHS EMS ships an update every 11 months, and Lanthier every 2 months. Most recently, AHS EMS was updated on September 20, 2026 and Lanthier on September 10, 2026.

---

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