# N4 読解問題集 vs Fairora

The clearest difference is price: Fairora at Free against N4 読解問題集's $9.99. Fairora also leads on update cadence (every 4 months vs every 21 months). N4 読解問題集's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Fairora is free to download; N4 読解問題集 costs $9.99 up front. Fairora sells 3 in-app purchases, starting at $1.99 per 7 days. N4 読解問題集 asks for nothing beyond the download.

N4 読解問題集 ships an update every 21 months, Fairora every 4 months. The most recent releases landed on October 29, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | N4 読解問題集 | Fairora |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 21 months | **Every 4 months** |
| Size | 2 MB | 36 MB |
| Requires iOS | 17.2 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yamase & Touwa Japanese Insititute](https://appshunter.io/developer/442115304) | [Musa Umut Sever](https://appshunter.io/developer/1541127525) |

## What reviewers say

### N4 読解問題集

[App page](https://appshunter.io/ios/app/n4/id654088367)

**Features:** Vision Pro support

**In-app purchases:** none


### Fairora

[App page](https://appshunter.io/ios/app/fairora-ai-bedtime-stories/id6744872221)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Monthly Subscription | $4.99 | per month |
| Quarterly Subscription | $12.99 | per 3 months |


## Frequently asked questions

### Is N4 読解問題集 free?

N4 読解問題集 costs $9.99, with no in-app purchases.

### Is Fairora free?

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

### Do N4 読解問題集 or Fairora have ads?

Fairora shows ads; N4 読解問題集 does not.

### Which is updated more often, N4 読解問題集 or Fairora?

N4 読解問題集 ships an update every 21 months, and Fairora every 4 months. Most recently, N4 読解問題集 was updated on October 29, 2026 and Fairora on October 9, 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.*