# Lanthier vs The Perinatal Memo

The clearest difference is price: Lanthier at Free against The Perinatal Memo's $39.99. The Perinatal Memo's advantage is review sentiment (100% vs 62%). On update cadence, ads, in-app purchases and device support there is nothing between them.

Lanthier is free to download; The Perinatal Memo costs $39.99 up front. Lanthier sells 2 in-app purchases, starting at $19.49 per year and The Perinatal Memo sells 1 in-app purchase, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 10, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Lanthier | The Perinatal Memo |
| --- | --- | --- |
| Price | **Free** | $39.99 |
| Rating | **[3.8 (5 ratings)](https://appshunter.io/ios/app/lanthier/id701664895/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 61.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Subscription | **Paid** |
| Size | 70 MB | 112 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Les Éditions Formed inc.](https://appshunter.io/developer/442932971) | [Les Editions Memos S.E.N.C.](https://appshunter.io/developer/1551841087) |

## What reviewers say

### 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 |


### The Perinatal Memo

[App page](https://appshunter.io/ios/app/the-perinatal-memo/id1551840935)

A quick reference guide for healthcare professionals on Canadian perinatal care recommendations and practice guidelines. It covers evidence-based information for pregnant women, childbirth, and newborns.

**Highlights:** Canadian perinatal care guidelines, Evidence-based recommendations, Covers pregnancy, childbirth, and newborns, Quick reference for professionals, Designed for family physicians, midwives, nurses

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Abonnement au contenu | $19.99 | per year |


## Frequently asked questions

### Is Lanthier free?

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

### Is The Perinatal Memo free?

The Perinatal Memo costs $39.99, and also offers in-app purchases.

### Do Lanthier or The Perinatal Memo have ads?

Neither Lanthier nor The Perinatal Memo shows ads.

### Which is updated more often, Lanthier or The Perinatal Memo?

Lanthier ships an update every 2 months, and The Perinatal Memo every 2 months. Most recently, Lanthier was updated on September 10, 2026 and The Perinatal Memo on September 22, 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.*