# 精神年齢診断+霊感診断 vs クイズ！オーキド博士への道

The clearest difference is ads: クイズ！オーキド博士への道 at none against 精神年齢診断+霊感診断's shown. 精神年齢診断+霊感診断's advantage is iOS requirement (12.0 vs 14.5). On price, update cadence, 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.

精神年齢診断+霊感診断 ships an update every 3 months, クイズ！オーキド博士への道 every 4 months. The most recent releases landed on October 9, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | 精神年齢診断+霊感診断 | クイズ！オーキド博士への道 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 4 months |
| Size | 20 MB | 5 MB |
| Requires iOS | **12.0** | 14.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YOUHEI SHINRA](https://appshunter.io/developer/654880163) | [Yuki Takeuchi](https://appshunter.io/developer/1587906985) |

## What reviewers say

### 精神年齢診断+霊感診断

[App page](https://appshunter.io/ios/app/plus/id654880160)

**Features:** macOS Compatibility

**In-app purchases:** none


### クイズ！オーキド博士への道

[App page](https://appshunter.io/ios/app/id1588232395)

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

**In-app purchases:** none


## Frequently asked questions

### Is 精神年齢診断+霊感診断 free?

精神年齢診断+霊感診断 is free to download, with no in-app purchases.

### Is クイズ！オーキド博士への道 free?

クイズ！オーキド博士への道 is free to download, with no in-app purchases.

### Do 精神年齢診断+霊感診断 or クイズ！オーキド博士への道 have ads?

精神年齢診断+霊感診断 shows ads; クイズ！オーキド博士への道 does not.

### Which is updated more often, 精神年齢診断+霊感診断 or クイズ！オーキド博士への道?

精神年齢診断+霊感診断 ships an update every 3 months, and クイズ！オーキド博士への道 every 4 months. Most recently, 精神年齢診断+霊感診断 was updated on October 9, 2026 and クイズ！オーキド博士への道 on September 28, 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.*