# オタクイズ検定 for 銀魂（ぎんたま） vs Brain Training AHA

The clearest difference is ads: Brain Training AHA at none against オタクイズ検定 for 銀魂（ぎんたま）'s shown. オタクイズ検定 for 銀魂（ぎんたま）'s advantage is update cadence (every 15 months vs every 33 months) and iOS requirement (9.0 vs 15.0). On price, 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.

オタクイズ検定 for 銀魂（ぎんたま） ships an update every 15 months, Brain Training AHA every 33 months. The most recent releases landed on October 18, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | オタクイズ検定 for 銀魂（ぎんたま） | Brain Training AHA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 15 months** | Every 33 months |
| Size | 24 MB | 22 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Junpei Shimotsu](https://appshunter.io/developer/882299124) | [yuzuru watanabe](https://appshunter.io/developer/1564714966) |

## What reviewers say

### オタクイズ検定 for 銀魂（ぎんたま）

[App page](https://appshunter.io/ios/app/for/id1500234981)

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

**In-app purchases:** none


### Brain Training AHA

[App page](https://appshunter.io/ios/app/brain-training-aha/id1564714964)

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

**In-app purchases:** none


## Frequently asked questions

### Is オタクイズ検定 for 銀魂（ぎんたま） free?

オタクイズ検定 for 銀魂（ぎんたま） is free to download, with no in-app purchases.

### Is Brain Training AHA free?

Brain Training AHA is free to download, with no in-app purchases.

### Do オタクイズ検定 for 銀魂（ぎんたま） or Brain Training AHA have ads?

オタクイズ検定 for 銀魂（ぎんたま） shows ads; Brain Training AHA does not.

### Which is updated more often, オタクイズ検定 for 銀魂（ぎんたま） or Brain Training AHA?

オタクイズ検定 for 銀魂（ぎんたま） ships an update every 15 months, and Brain Training AHA every 33 months. Most recently, オタクイズ検定 for 銀魂（ぎんたま） was updated on October 18, 2026 and Brain Training AHA on October 2, 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.*