# Guide AOD vs The Perinatal Memo

The clearest difference is review sentiment: The Perinatal Memo at 100% against Guide AOD's 33%. The Perinatal Memo also leads on iOS requirement (15.1 vs 18.6). Guide AOD's advantage is price (Free vs $39.99) and in-app purchases (none vs 1). On update cadence, ads and device support there is nothing between them.

Guide AOD is free to download; The Perinatal Memo costs $39.99 up front. The Perinatal Memo sells 1 in-app purchase, starting at $19.99 per year. Guide AOD asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Guide AOD | The Perinatal Memo |
| --- | --- | --- |
| Price | **Free** | $39.99 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Paid |
| Size | 3 MB | 112 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [L'Institut universitaire de cardiologie et de pneumologie de Québec (IUCPQ)](https://appshunter.io/developer/576953454) | [Les Editions Memos S.E.N.C.](https://appshunter.io/developer/1551841087) |

## What reviewers say

### Guide AOD

[App page](https://appshunter.io/ios/app/guide-aod/id983984632)

This medical reference app provides healthcare professionals with practical information on direct oral anticoagulants. It covers indications, dosages, precautions, interactions, and patient management, including useful calculators for risk assessment and renal clearance.

**Highlights:** Direct oral anticoagulant information, Dosage and renal adjustment, Precautions and contraindications, Bleeding management, Peri/post-operative management, Risk assessment calculators

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

**In-app purchases:** none


### 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 Guide AOD free?

Guide AOD is free to download, with no in-app purchases.

### Is The Perinatal Memo free?

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

### Do Guide AOD or The Perinatal Memo have ads?

Neither Guide AOD nor The Perinatal Memo shows ads.

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

Guide AOD ships an update every 2 months, and The Perinatal Memo every 2 months. Most recently, Guide AOD was updated on October 16, 2026 and The Perinatal Memo on October 9, 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.*