# ICNS vs ACE Explorer Neuroscape

The clearest difference is update cadence: ACE Explorer Neuroscape at monthly against ICNS's every 9 months. 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.

ICNS ships an update every 9 months, ACE Explorer Neuroscape monthly. The most recent releases landed on October 2, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ICNS | ACE Explorer Neuroscape |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Monthly** |
| Size | 84 MB | 241 MB |
| Requires iOS | 11.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Matrix Medical Communications](https://appshunter.io/developer/991783027) | [NEUROSCAPE ALLIANCE](https://appshunter.io/developer/1459562932) |

## What reviewers say

### ICNS

[App page](https://appshunter.io/ios/app/icns/id850566372)

**Features:** macOS Compatibility

**In-app purchases:** none


### ACE Explorer Neuroscape

[App page](https://appshunter.io/ios/app/ace-explorer-neuroscape/id1460585485)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ICNS free?

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

### Is ACE Explorer Neuroscape free?

ACE Explorer Neuroscape is free to download, with no in-app purchases.

### Do ICNS or ACE Explorer Neuroscape have ads?

Neither ICNS nor ACE Explorer Neuroscape shows ads.

### Which is updated more often, ICNS or ACE Explorer Neuroscape?

ICNS ships an update every 9 months, and ACE Explorer Neuroscape monthly. Most recently, ICNS was updated on October 2, 2026 and ACE Explorer Neuroscape on October 15, 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.*