# NbN3 vs AAP 2022

The clearest difference is update cadence: NbN3 at every 2 months against AAP 2022's every 6 months. AAP 2022's advantage is iOS requirement (13.4 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NbN3 ships an update every 2 months, AAP 2022 every 6 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | NbN3 | AAP 2022 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (7 ratings)](https://appshunter.io/ios/app/nbn3/id927272449/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 42.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free | — |
| Size | 24 MB | 25 MB |
| Requires iOS | 15.1 | **13.4** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [European College of Neuropsychopharmacology (ECNP)](https://appshunter.io/developer/687721422) | [Novil.com.ar](https://appshunter.io/developer/500794202) |

## What reviewers say

### NbN3

[App page](https://appshunter.io/ios/app/nbn3/id927272449)

This app provides a neuroscience-based nomenclature for psychotropic medications, reflecting current knowledge and aiding clinicians in making informed prescription decisions. It includes detailed information on pharmacology, mode of action, indications, efficacy, side effects, practical notes, and neurobiology.

**Highlights:** Neuroscience-based nomenclature, Pharmacology and mode of action, Approved indications, Efficacy and side effects, Practical clinical notes, Neurobiology details, Links to IUPHAR

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

**In-app purchases:** none


### AAP 2022

[App page](https://appshunter.io/ios/app/aap-2022/id6443581018)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NbN3 free?

NbN3 is free to download, with no in-app purchases.

### Is AAP 2022 free?

AAP 2022 is free to download, with no in-app purchases.

### Do NbN3 or AAP 2022 have ads?

Neither NbN3 nor AAP 2022 shows ads.

### Which is updated more often, NbN3 or AAP 2022?

NbN3 ships an update every 2 months, and AAP 2022 every 6 months. Most recently, NbN3 was updated on October 24, 2026 and AAP 2022 on October 27, 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.*