# 2026年脳内メーカー vs オタクイズ検定 for 鬼滅の刃(きめつのやいば)

The clearest difference is in-app purchases: オタクイズ検定 for 鬼滅の刃(きめつのやいば) at none against 2026年脳内メーカー's 1. オタクイズ検定 for 鬼滅の刃(きめつのやいば) also leads on iOS requirement (9.0 vs 16.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. 2026年脳内メーカー sells 1 in-app purchase, starting at $2.49 per month. オタクイズ検定 for 鬼滅の刃(きめつのやいば) asks for nothing beyond the download.

2026年脳内メーカー ships an update every 3 weeks, オタクイズ検定 for 鬼滅の刃(きめつのやいば) every 2 weeks. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 2026年脳内メーカー | オタクイズ検定 for 鬼滅の刃(きめつのやいば) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (18 ratings)](https://appshunter.io/ios/app/2026/id1466163586/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 52.0% of reviews | **52.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 13 MB | 28 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [takeshi inoue](https://appshunter.io/developer/1452042026) | [Junpei Shimotsu](https://appshunter.io/developer/882299124) |

## What reviewers say

### 2026年脳内メーカー

[App page](https://appshunter.io/ios/app/2026/id1466163586)

Explore your inner thoughts with this fun diagnostic app. Simply enter a name to reveal what's on your mind, with results displayed in kanji. It even analyzes whether your thoughts are driven by reason or instinct.

**Highlights:** Name-based thought diagnosis, Results displayed in Kanji, Reason vs. Instinct analysis, Daily updated content, Ad-free subscription option

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $2.49 | per month |


### オタクイズ検定 for 鬼滅の刃(きめつのやいば)

[App page](https://appshunter.io/ios/app/for/id1500237679)

Test your knowledge of a popular anime with this free quiz app. Featuring multiple-choice questions across various categories, you can instantly check your answers and learn from mistakes. Perfect for fans looking to challenge their understanding of characters, quotes, voice actors, and events.

**Highlights:** Free to play, Multiple-choice format, Instant answer checks, Variety of quiz genres, Learn from mistakes, Score comparison

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

**In-app purchases:** none


## Frequently asked questions

### Is 2026年脳内メーカー free?

2026年脳内メーカー is free to download, with in-app purchases available.

### Is オタクイズ検定 for 鬼滅の刃(きめつのやいば) free?

オタクイズ検定 for 鬼滅の刃(きめつのやいば) is free to download, with no in-app purchases.

### Do 2026年脳内メーカー or オタクイズ検定 for 鬼滅の刃(きめつのやいば) have ads?

Both 2026年脳内メーカー and オタクイズ検定 for 鬼滅の刃(きめつのやいば) show ads.

### Which is updated more often, 2026年脳内メーカー or オタクイズ検定 for 鬼滅の刃(きめつのやいば)?

2026年脳内メーカー ships an update every 3 weeks, and オタクイズ検定 for 鬼滅の刃(きめつのやいば) every 2 weeks. Most recently, 2026年脳内メーカー was updated on October 14, 2026 and オタクイズ検定 for 鬼滅の刃(きめつのやいば) on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*