# NbN3 vs NEI Learn

The clearest difference is rating: NbN3 at 4.1 against NEI Learn's 2.1. NbN3 also leads on review sentiment (39% vs 0%). NEI Learn's advantage is ratings volume (23 vs 7). On price, update cadence, ads and in-app purchases there is nothing between them.

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

NbN3 holds the better App Store score, 4.1 against 2.1. Both are backed by a comparable volume of ratings — 7 and 23 respectively. Written reviews point the same way: 39% of NbN3's written reviews are positive against 0% of NEI Learn's.

NbN3 ships an update every 2 months, NEI Learn every 5 months. The most recent releases landed on September 10, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | NbN3 | NEI Learn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (7 ratings)](https://appshunter.io/ios/app/nbn3/id927272449/reviews)** | [2.1 (23 ratings)](https://appshunter.io/ios/app/nei-learn/id1258833856/reviews) |
| Number of ratings | 7 | **23** |
| Positive reviews | **38.9% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 22 MB | 10 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | +12 | 17+ |
| Developer | [European College of Neuropsychopharmacology (ECNP)](https://appshunter.io/developer/687721422) | [Neuroscience Education Institute, LLC](https://appshunter.io/developer/691534956) |

## 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


### NEI Learn

[App page](https://appshunter.io/ios/app/nei-learn/id1258833856)

Access a wide range of online continuing medical education activities, including presentations, clinical cases, and articles. Enhance your knowledge in mental health care and conveniently fulfill CME requirements from your smartphone.

**Highlights:** Unlimited CME credits, New activities added regularly, Multiple learning formats, CME credits saved to NEI transcript, Mobile-friendly content presentation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NbN3 free?

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

### Is NEI Learn free?

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

### Which has better reviews, NbN3 or NEI Learn?

NbN3 is rated higher. NbN3 averages 4.1 out of 5 from 7 ratings, while NEI Learn averages 2.1 from 23 ratings.

### Do NbN3 or NEI Learn have ads?

Neither NbN3 nor NEI Learn shows ads.

### Which is updated more often, NbN3 or NEI Learn?

NbN3 ships an update every 2 months, and NEI Learn every 5 months. Most recently, NbN3 was updated on September 10, 2026 and NEI Learn on June 1, 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.*