# NOURAKU vs NeuroPhysMatrix

The clearest difference is in-app purchases: NOURAKU at none against NeuroPhysMatrix's 1. NOURAKU also leads on iOS requirement (13.0 vs 17.0). NeuroPhysMatrix's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 5 weeks). On price and device support there is nothing between them.

Both are free to download. NeuroPhysMatrix sells 1 one-off in-app purchase. NOURAKU asks for nothing beyond the download.

NOURAKU ships an update every 5 weeks, NeuroPhysMatrix every 2 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | NOURAKU | NeuroPhysMatrix |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Size | 25 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Fuji Bit Inc.](https://appshunter.io/developer/1874205957) | [Takashi Nakano](https://appshunter.io/developer/6780341829) |

## What reviewers say

### NOURAKU

[App page](https://appshunter.io/ios/app/nouraku-visual-neuroscience/id6766720770)

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

**In-app purchases:** none


### NeuroPhysMatrix

[App page](https://appshunter.io/ios/app/neurophysmatrix/id6798524754)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $7.99 | one-time |


## Frequently asked questions

### Is NOURAKU free?

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

### Is NeuroPhysMatrix free?

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

### Do NOURAKU or NeuroPhysMatrix have ads?

NOURAKU shows ads; NeuroPhysMatrix does not.

### Which is updated more often, NOURAKU or NeuroPhysMatrix?

NOURAKU ships an update every 5 weeks, and NeuroPhysMatrix every 2 weeks. Most recently, NOURAKU was updated on October 25, 2026 and NeuroPhysMatrix on October 24, 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.*