# NbN3 vs iCCS

The clearest difference is rating: NbN3 at 4.1 against iCCS's 3.7. NbN3 also leads on review sentiment (39% vs 25%) and iOS requirement (12.0 vs 16.0). On price, ratings volume, update cadence and ads 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 3.7. Both are backed by a comparable volume of ratings — 7 and 3 respectively. Written reviews point the same way: 39% of NbN3's written reviews are positive against 25% of iCCS's.

NbN3 ships an update every 2 months, iCCS every 4 months. The most recent releases landed on September 10, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | NbN3 | iCCS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (7 ratings)](https://appshunter.io/ios/app/nbn3/id927272449/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/iccs/id932264994/reviews) |
| Number of ratings | **7** | 3 |
| Positive reviews | **38.9% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 22 MB | 4 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | +12 | 17+ |
| Developer | [European College of Neuropsychopharmacology (ECNP)](https://appshunter.io/developer/687721422) | [Canadian Cardiovascular Society](https://appshunter.io/developer/394802817) |

## 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


### iCCS

[App page](https://appshunter.io/ios/app/iccs/id932264994)

Access comprehensive cardiovascular guidelines and knowledge translation tools. This app provides the full text of key guidelines, along with supplementary resources like infographics, webinars, and pocket guides. New guidelines and tools will be added periodically.

**Highlights:** Comprehensive CCS Guidelines, Knowledge Translation Tools, Infographics and Webinars, Pocket Guides and Summary Sheets, Regularly Updated Content

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

**In-app purchases:** none


## Frequently asked questions

### Is NbN3 free?

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

### Is iCCS free?

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

### Which has better reviews, NbN3 or iCCS?

NbN3 is rated higher. NbN3 averages 4.1 out of 5 from 7 ratings, while iCCS averages 3.7 from 3 ratings.

### Do NbN3 or iCCS have ads?

Neither NbN3 nor iCCS shows ads.

### Which is updated more often, NbN3 or iCCS?

NbN3 ships an update every 2 months, and iCCS every 4 months. Most recently, NbN3 was updated on September 10, 2026 and iCCS on September 5, 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.*