# Dual N vs AI木曜会

The clearest difference is in-app purchases: AI木曜会 at none against Dual N's 1. AI木曜会 also leads on ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

Dual N ships an update every 5 days, AI木曜会 every 3 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Dual N | AI木曜会 |
| --- | --- | --- |
| Price | **Free** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 13 MB | 37 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Takanori Horitsu](https://appshunter.io/developer/1896386009) | [Michikusa Inc.](https://appshunter.io/developer/1878080529) |

## What reviewers say

### Dual N

[App page](https://appshunter.io/ios/app/dual-n-back-brain-trainer/id6767109556)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free | $0.99 | one-time |


### AI木曜会

[App page](https://appshunter.io/ios/app/ai/id6800536583)

This community offers a fun way to learn and practice generative AI. Access animated explanations, practical courses, and archived videos to master AI from basics to professional use. Engage with other members through chat to share questions and discoveries.

**Highlights:** Generative AI learning, Animated explanations, Practical courses, Archived videos, Member chat for sharing, Community access

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

**In-app purchases:** none


## Frequently asked questions

### Is Dual N free?

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

### Is AI木曜会 free?

Pricing for AI木曜会 is not currently listed on the App Store.

### Do Dual N or AI木曜会 have ads?

Dual N shows ads; AI木曜会 does not.

### Which is updated more often, Dual N or AI木曜会?

Dual N ships an update every 5 days, and AI木曜会 every 3 days. Most recently, Dual N was updated on October 25, 2026 and AI木曜会 on October 29, 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.*